Valve, Exhaust Black Diamond Sportster 1200 Cc 1988/2003 Rpls Hd# 18024-87 P.M.20-2014 All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Head Diameter: Std 1.475 Stem Diameter: .3095 Overall Length: Std 4.560 Fits Evolution Sportster 1987 1100cc only & Evolution Sportster 1988/2003 1200cc only Replaces HD# 18024-87
The standard of the industry since their inception, Manley valves are designed to outflow and outperform all others even in the most severe environments
Manufactured from high temperature materials these valves feature swirl polished performance oriented shapes
Up to a 30% weight reduction over stock ensures a stable valve train, even at high RPM's
Valve, Exhaust Black Diamond Twin Cam 2005/Later* Rpls Hd#18085-05 Mfg# 20-20325 All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Head Diameter: Std 1.575 Stem Diameter: .2755 Overall Length: Std 4.520 Fits Twin Cam 2005/Later Replaces HD# 18085-05
Valve, Exhaust Black Diamond Twin Cam 1999/2004 Rpls Hd# 18085-99 P.M.20-20057 All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Head Diameter: Std 1.565 Stem Diameter: .3101 Overall Length: Std 4.515 Fits Twin Cam 1999/2004 Replaces HD# 18085-99
Valve, Exhaust Black Diamond Sportster 883 Cc 1986/2003 Rpls Hd# 18030-86 P.M.20-20092 All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Head Diameter: Std 1.350 Stem Diameter: .390 Overall Length: Std 4.640 Fits Evolution Sportster 1986/2003 883cc only Replaces HD# 18030-86
Valve,Exhaust Os Black Diamond Bt Evo 1984/L 1.63" Head Dia .3096"Stem 44 Degree Profile All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Tulip Profile: 44° Head Diameter: O.S. 1.630 Stem Diameter: .3096 Overall Length: Std 4.520 Fits Big Twin Evolution 1984/Later
Valve,Exhaust Os Black Diamond Shovelhead 1966/Later 1.780"Head Diameter Stock Stem All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Head Diameter: O.S. 1.780 Stem Diameter: .376 Overall Length: Std 3.820 Fits Shovelhead 1966/1984
Valve,Exhaust Black Diamond Big Twin Evo All Years Rpl Hd 18082-83....P.M.20-4170 All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Head Diameter: Std 1.615 Stem Diameter: .3096 Overall Length: Std 4.520 Fits Big Twin Evolution 1984/Later
Valve,Exhaust Black Diamond Ironhead Sportster 1958/Later Rpl Hd 18033-80....P.M.20-4197 All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve fits Ironhead Sportster 1958/1969 Head Diameter: Std 1.570 Stem Diameter: .3384 Overall Length: Std 3.510 Replaces HD# 18080-58A & 18033-80 Exhaust type Valve fits Ironhead Sportster 1970/1985 Head Diameter: O.S. 1.570 Stem Diameter: .3384 Overall Length: Std 3.510 Replaces HD# 18080-58R & 18033-80
Valve,Exhaust Black Diamond Ph,Sh 48/L Rpl Hd 18086-80 18082-57....P.M.20-4195 All Precision Machining, Inc. one piece stainless steel valves are impregnated by a special German Process (Nitroneg) .002 deep & .0002 surface build up to improve wear properties and reduce friction. This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating. These valves are light and the profiles provide excellent flow characteristics and are stellite tipped. Sold each.Kibblewhite Exhaust type Valve Head Diameter: Std 1.750 Stem Diameter: .376 Overall Length: Std 3.820 Fits Panhead 1948/1965 & Shovelhead 1966/1984 Replaces HD# 18082-57 & 18086-80