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The Wiseco Professional Series forged piston for Chevrolet big block engines features a 4.625 in. bore, 1.120 in. compression height and 0.990 in. pin diameter. Sold individually for severe duty race builds, it includes premium rings. Forged from 2618 aluminum in the USA, it offers precision ring grooves, an anti‑detonation groove, ArmorGlide skirt coating and forced pin oiling to minimize friction and enhance durability under extreme conditions.
Wiseco Chevy BB DRAG 1.120inchCH 4625A Piston Shelf Stock
