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The Wiseco Professional Series forged piston for Chevrolet big block drag applications features a 4.310 in. bore, 1.120 in. compression height and 0.990 in. pin diameter. Sold as a single piston for high‑load drag and race engines, it includes premium rings. Forged from 2618 aluminum in the USA, it adds precision ring grooves, an anti‑detonation groove, ArmorGlide skirt coating and forced pin oiling to lower friction and support severe duty use.
Wiseco Chevy BIG BLCK DRAG 1.120CH 4310A Piston Shelf Stock
