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The Wiseco Professional Series forged piston set for Chevrolet big‑block engines (4.500 in bore, 1.215 in compression height, 48.70 cc) supplies eight pistons built for severe‑duty race applications. Forged from 2618 aluminum and fully machined in the USA, these pistons are prepared for premium rings and sustained loads. They feature precision ring grooves, anti‑detonation groove, ArmorGlide skirt coating for reduced friction and seizure resistance, forced pin oiling, and a 0.990 in pin diameter.
Wiseco Chevy Big Block 4.500in Bore 1.215in CH 48.70 CC Piston Set
