JE Pistons are designed to be compatible with forced induction and nitrous applications. The valve reliefs are machined to accommodate larger valves and long duration, tight lobe separation cams. Precision CNC machined ring grooves accept 1/16, 1/16, 3/16 rings. Part number 293082 features a full round dish.

Includes:

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

Double spiro locks (#927-042-CS)

Contact Reduction Grooves

Double pin oilers

Compression Ratio:

56cc 10.4:1

60cc 9.9:1

64cc 9.5:1