4.035 350 SBC FT

The JE Pistons 181925L is a set of forged flat-top pistons designed for a 4.035-inch bore. These pistons are constructed from 2618 forged aluminum, offering high tensile strength for demanding performance applications. They feature a low-friction skirt design and extra-deep valve pockets, and are compatible with most aftermarket 23° heads.

These pistons are designed to be used with 1/16, 1/16, 3/16 rings or 1/16, 1/16, 3mm rings. They include a pin, double spiro locks, contact reduction grooves, and double pin oilers. Compression ratios vary based on combustion chamber volume: 11.2:1 with 58cc, 10.3:1 with 64cc, and 9.1:1 with 76cc heads.