Wiseco Chevy Big Block 4.310in Bore 1.760in CH 34.00 CC Piston Set

The Wiseco K0239A6 Professional Series Forged Piston Set is designed for high-performance Chevrolet Big Block engines including the 396, 427, 454, and 502. These pistons feature a 4.310-inch bore, 1.760-inch compression height, and a 0.990-inch wrist pin diameter. Manufactured from 2618 high-strength alloy, the pistons are fully machined and incorporate a dome top design. Key features include ArmorGlide™ skirt coating for reduced friction and seizure resistance, precision ring grooves, anti-detonation, and pressure seal grooves. The set comes with .160" wall pins and double Spirolox. Wiseco pistons are engineered, forged, and machined in the USA, built for racing applications to exceed performance expectations.