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The Wiseco RED Series forged piston set for Chevrolet Small Block 400 applications is an eight‑piston kit sized to a 4.155 in. bore and 1.250 in. compression height for upgraded builds. Forged from 2618 aluminum and precision machined, these pistons include horizontal slot oiling to maintain wrist pin lubrication, ArmorGlide skirt coating to cut friction and wear, premium rings included, and an accumulator groove to help ensure consistent ring sealing under heavy duty conditions.
Wiseco RED Series Chevy Small Block 400 4.155in Bore 1.250in CH -15.00 CC Piston Set
