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The Wiseco Professional Series forged Big Block piston set features a 4.530 in. bore, 1.250 in. compression height and 0.990 in. pin diameter, sold as a set of eight. Forged from 2618 aluminum and fully machined, these pistons provide precision ring grooves, anti-detonation design, ArmorGlide skirt coating and forced-pin oiling, and are supplied with premium rings for severe race applications.
Wiseco Chevy BB DRAG NITROUS 1.270CH Piston Shelf Stock Kit
