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JE Pistons forged eight‑piston kit for 400 small‑block Chevy (SBC) engines. Flat‑top pistons with a 4.135 in. bore, 1.000" compression distance and -6.00 cc crown volume give a compact chamber for stroked SBC combinations. Made from 2618 aluminum and finished in the USA, these pistons feature JE's Forged Side Relief forging to cut skirt friction; accumulator grooves and optional skirt coatings support ring stability when specified.
JE Pistons 400-18 SBC FLAT TOP Set of 8 Pistons
