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The Wiseco Professional Series forged piston set for Chevrolet LS1 and 5.3L Vortec applications is offered as a set of eight pistons sized for a 3.780 in. bore with 1.110 in. compression height and 0.927 in. pin diameter. Crafted for heavy-duty race and high-output street use, the pistons are forged from 2618 aluminum in the USA and include premium rings, precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating for reduced friction and quieter operation, and forced pin oiling to improve reliability under severe duty.
Wiseco SBC LS1 Vortec 5.3L 22RD -7cc 10.25:1 Piston Shelf Stock Kit
