Wiseco Professional Series forged piston set for Chevrolet LS engines. Intended for high-output and race-oriented LS applications, this eight-piston kit emphasizes strength and reliable ring sealing. Forged from 2618 aluminum with precision ring grooves and an anti-detonation groove, the pistons include premium rings, ArmorGlide skirt coating for seizure resistance and quieter operation, forced pin oiling and fully machined crowns. Bore: 4.030 in; CH: 1.165 in; pin: 0.927 in; -9.00 cc.
Wiseco Chevy LS 4.030in Bore 1.165in CH -9.00 CC Piston Set