Wiseco Piston

WISECO PISTON Wiseco 2-Stroke GP Series Piston, bore 66.40mm, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, bore 66.50mm, Standard, made in the usa, Pro-Lite, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, made in the usa, specific application, Replacement

• All Wiseco pistons are forged from aerospace aluminum alloys on Wiseco's state-of-the-art forging presses
• Built on a legacy of championships for over 60 years by American craftsmen
• Wiseco pistons have the latest dyno-tested technology to out-perform the competition
• Wiseco forged pistons are priced with rings and circlips
• Wiseco rings, clips and wrist pins only fit Wiseco pistons; also note that ring types do not interchange (i.e. CD is not interchangeable with TD)
• See replacement rings, wrist pins, and circlip pricing on page??????

WARNING: Wiseco pistons can be fitted only with Wiseco rings.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 100.50mm, made in the usa, Standard, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, compression ratio 11:1, made in the usa, specific application, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 96.00mm, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, bore 84.00mm, compression ratio 12:1, made in the usa, specific application, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Pistons, bore 83.00mm, compression ratio 12:1, made in the usa, specific application, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, bore 83.00mm, compression ratio 12:1, made in the usa, specific application, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, made in the usa, specific application, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, bore 88.50mm, compression ratio 10.5:1, made in the usa, specific application, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Pistons, compression ratio 10:1, made in the usa, specific application, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 96.00mm, compression ratio 13.0:1, made in the usa, specific application, High Performance 4-Stroke

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 88.00mm, compression ratio 11.8:1, made in the usa, specific application, High Performance 4-Stroke

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, bore 102.00mm, compression ratio 10:1, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 95.00mm, made in the usa, specific application, High Performance 4-Stroke

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 97.00mm, made in the usa, Nikasil Bore., Each, Standard, specific application, High Performance 4-Stroke

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 96.00mm, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Piston, Forged

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 78.00mm, compression ratio 13.9:1, made in the usa, specific application, High Performance 4-Stroke

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore 78.00mm, compression ratio 13.9:1, made in the usa, specific application, High Performance 4-Stroke

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore size 78.00mm, Silver, compression 13.9:1, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore size 77.00mm, Silver, compression 13.9:1, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore size 77.00mm, Silver, compression 13.4:1, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 2-Stroke GP Series Piston, bore size 72.00mm, Silver, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore size 95.00mm, Silver, compression 12.5:1, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 4-Stroke Racer's Choice Piston, bore size 95.00mm, Silver, compression 11:1, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer
• Now you can own the same race parts as all the top race teams
• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing

2-STROKE GP SERIES PISTONS

• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Have additional features over standard Pro-Lite parts
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Wiseco 2-Stroke GP Series Piston, bore size 56.00mm, Silver, made in the usa, specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.

WISECO PISTON Forged Piston Kit, bore size 72.50mm, made in the usa, specific application

• Complete engine kits include pistons, ring sets, piston pins, retainer clips and head gasket
• All Wiseco pistons are forged from aerospace aluminum alloys on Wiseco's state-of-the art forging presses
• Built on a legacy of championships for over 60 years by American craftsmen
• Wiseco pistons have the latest dyno-tested technology to out-perform the competition
• Wiseco rings, clips and wrist pins only fit Wiseco pistons; also note that ring types do not interchange (i.e. CD is not interchangeable with TD)
• See replacement rings, wrist pins, and circlip pricing on page ???

WISECO PISTON PISTON KIT W/GASK KAW, bore size 52.50mm, Silver, made in the usa, Electrofusion Bore., specific application

• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications

WISECO FEATURES PRO-LITE PISTONS

• Innovative forging design and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower

PK PISTON AND GASKET KITS

• Feature forged pistons, rings, wrist pins, circlips and top end gasket set
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately
• See price list on page ???

WISECO PISTON PRICING

• All Wiseco High-Performance Motorcycle Pistons are priced with rings and circlips; see price list on page ???

4-STROKE RACER'S CHOICE PISTONS

• When blow-by starts to increase on other pistons and power starts to fade, Wiseco Race Series parts continue sealing and performing
• Now you can own the same race parts as all the top race teams
• These high-tech piston designs offer maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings, which all add up to more power that is sustained longer

2-STROKE GP SERIES PISTONS

• Have additional features over standard Pro-Lite parts
• Each piston is E-Coated on the crown, ring grooves, and pin bore, for maximum wear resistance and protection from micro-welding, galling, and detonation
• Additionally, boost ports are removed for a more predictable powerband and increased pull on the top end
• GP Series parts generally have less machining on the outside, which helps seal up the bore for increased compression

NOTE: Service intervals may be increased with Racer's Choice pistons over conventional Wiseco pistons, and are for expert racers and tuners only.