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The Wiseco Professional Series forged piston for Chevrolet big block engines includes a 4.530 in. bore, 1.120 in. compression height and 0.990 in. pin diameter. Supplied as a single piston for drag and race applications, it ships with premium rings. Forged from 2618 aluminum in the USA, it features precision ring grooves, an anti‑detonation groove, ArmorGlide skirt coating and forced pin oiling to improve ring seal and reduce wear in severe duty use.
Wiseco Chevy BB DRAG 1.120inchCH 4.530A Piston Shelf Stock
