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The Wiseco Professional Series forged piston set for Chevrolet big-block applications is intended for high-load engines. This set of eight pistons specifies a 4.530 in. bore, 1.120 in. compression height and 0.990 in. pin diameter, and ships with premium rings. Forged from 2618 aluminum, the design includes ArmorGlide skirt coating, precision ring grooves, an anti-detonation groove, fully machined crowns and forced pin oiling for durability.
Wiseco Chevy BB DRAG 1.120inchCH (6243A3) Piston Shelf Stock Kit
