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The Wiseco RED Series forged piston set for Chevrolet Small Block 400 applications is supplied as an eight‑piston kit sized to a 4.155 in. bore and 1.425 in. compression height for specific engine builds. Forged and machined from 2618 aluminum in the USA, these pistons feature horizontal slot oiling to protect wrist pins, ArmorGlide skirt coating to reduce friction and wear, premium rings included, and an accumulator groove to support consistent ring seal in demanding conditions.
Wiseco RED Series Chevy Small Block 400 4.155in Bore 1.425in CH -21.00 CC Piston Set
