JE Pistons race proven hollow dome forging is our newest design for sprint car applications. JE pistons are designed to work with most of the new 15º chamber designs. JE pistons have deep valve reliefs to accommodate oversized valves and long duration, tight lobe separation cams. Accepts 1/16, 1/16, 3/16 rings. These pistons utilize hollow dome dedicated left and right hand forgings.

Includes:

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

Double spiro locks (#927-042-CS)

Contact reduction grooves

Compression Ratio:

58cc 15.4:1

64cc 14.5:1

76cc 13.7:1