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The Wiseco Professional Series forged piston set for Chevrolet big‑block engines (4.500 in bore, 1.270 in compression height, 15.00 cc) delivers eight pistons engineered for heavy to severe duty and racing use. Forged and machined in the USA from 2618 aluminum, the pistons are ready for premium ring installation and high‑stress operation. Key features include precision ring grooves, an anti‑detonation groove, ArmorGlide skirt coating for seizure resistance and lower friction, forced pin oiling, and a 0.990 in pin diameter.
Wiseco Chevy Big Block 4.500in Bore 1.270in CH 15.00 CC Piston Set
