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The Wiseco RED Series forged piston set for Chevrolet Small Block 400 applications offers a robust option for performance rebuilds. This set of eight pistons fits a 4.130 in. bore with a 1.125 in. compression height. Forged from 2618 aluminum and precision machined, the pistons feature horizontal slot oiling for small‑end lubrication, ArmorGlide skirt coating to cut friction and noise, premium rings included, and an accumulator groove to aid ring seal retention.
Wiseco RED Series Chevy Small Block 400 4.130in Bore 1.125in CH -21.00 CC Piston Set
