JE Pistons are machined by the most advanced CNC machining technologies available. JE forged Pistons are trusted by racers and engine builds for dependability. These high compression JE Pistons are compatible with most aftermarket 23º heads and are ideal for drag racing and circle track applications. Valve reliefs will accommodate oversized valves and long duration, tight lobe separation cams. Precision CNC ring grooves are designed for 1/16, 1/16, 3/16 rings. Will not fit Pro Topline or Brodix 11X cylinder heads.

Includes:

Pin #927-2750-15-51S (130g)

Double Spiro locks #927-042-CS

Double Pin Oilers

Contact Reduction Grooves

Compression Ratio:

58cc 14.5:1

64cc 13.1:1

76cc 11.1:1