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Wiseco Professional Series forged single piston for Chevrolet small-block applications. This 4.040 in bore piston includes a 1.5505 in compression height and 0.927 in pin diameter, supplied as a single piston. Designed for severe-duty race use, it offers premium ring compatibility and precision machining for durability.
Wiseco SBC Strutted Flat Top 1.550inch CH Piston Shelf Stock
