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Wiseco Professional Series forged piston set for Chevrolet LS1 5.3L Vortec/LS1 applications. This set of eight fits a 3.780 in bore with a 1.300 in compression height and 0.927 in pin diameter. Built for heavy to severe duty race builds, the eight‑piston kit includes premium ring compatibility and precision machining for durability.
Wiseco SBC LS1 Vortec 5.3L FT -2.2cc 10.25:1 Piston Shelf Stock Kit
