Mid-USA

Piston, 8.5:1 +.030 Moly BT Evo 1340Cc W/Pin & Locks 3 1/2 +.030

MID-62170

$53.45

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Piston, 8.5:1 +.030 Moly Bt Evo 1340Cc W/Pin & Locks 3 1/2 +.030
  • High quality cast piston kits that meet or exceed original equipment specifications
  • Compression ratio listed with each piston
  • Sold each with piston pin and lock rings
  • Low compression pistons enable the use of pump gas without detonation
  • See the engine section for piston ring sets
  • Moly part numbers have molybdenum coated shirts to help prevent cylinder wall scuffing
  • Note: * It is not recommended to bore Sportster 1972/Early 1973 models more than .030 OS
V-FACTOR (Moly)
80ci - 1340cc STD Displacement
8.5:1 (Std. Compression) Ratio
+.030 OS Bore Size
Fits Big Twin Evolution 1984/1999
(Imported)
Piston, 8.5:1 +.030 Moly BT Evo 1340Cc W/Pin & Locks 3 1/2 +.030 Harley Mid-USA - K and G Cycles