
Wiseco Professional Series forged piston set tailored for Chevrolet small-block applications offers robust construction for severe-duty engines. This eight-piece set has a 4.040" bore, 1.250" compression height and 0.927" pin diameter. Forged from 2618 aluminum with fully machined crowns, the pistons include premium rings, ArmorGlide skirt coating, precision ring grooves, anti-detonation features and forced pin oiling to enhance reliability and ring seal in high-stress use.
Wiseco Chevy XLS FT 1.250inch CH (6413LX4RX4) Piston Shelf Stock Kit