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The Wiseco Professional Series forged piston for Chevrolet big block applications is built for heavy-duty race and high-stress engines. Sold individually, this piston fits a 4.625 in bore with a 1.270 in compression height and 0.990 in pin diameter. Forged from 2618 aluminum and machined in the USA, it provides precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating, forced pin oiling and ships with premium rings for reliable durability.
Wiseco BBC BIG CHIEF 3815 HEAD +15.6cc 4625B Piston Shelf Stock
