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The Wiseco Professional Series forged piston set for Chevrolet big-block applications balances strength and ring sealing for severe-duty use. This eight-piece set specifies a 4.625 in. bore, 1.060 in. compression height and 0.990 in. pin diameter, and includes premium rings. Forged from 2618 aluminum, the pistons feature ArmorGlide skirt coating, precision ring grooves, an anti-detonation groove, fully machined crowns and forced pin oiling.
Wiseco BBC BIG CHIEF 3815 HEAD +15.6cc 1.060 CH Piston Shelf Stock Kit
