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The Wiseco RED Series forged piston set for Chevrolet Small Block 400 applications provides an eight‑piston kit with a 4.135 in. bore and 1.550 in. compression height for targeted high‑performance builds. Forged from 2618 aluminum and precision machined in the USA, these pistons include horizontal slot oiling to maintain small‑end lubrication, ArmorGlide skirt coating to reduce friction and noise, premium rings included, and an accumulator groove to support reliable ring sealing.
Wiseco RED Series Chevy Small Block 400 4.135in Bore 1.550in CH -15.00 CC Piston Set
