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The JE Pistons 400 SBC dome 18° eight‑piston kit is a purpose‑built forged set for 400ci small‑block Chevy applications. Forged in the USA from 2618 aluminum and machined to a 4.130 in. bore with a 2.50 cc dome, JE’s Forged Side Relief forging reduces friction and weight. Accumulator groove and optional skirt coating improve ring seal and lower wear and noise, delivering consistent power and durability under load.
JE Pistons 400 SBC DOME 18DEG Set of 8 Pistons
