Wiseco Professional Series forged piston set for Chevrolet LSX engines, a set of eight pistons with a 4.135 in bore and 1.110 in compression height. Built for heavy-to-severe duty race use, these pistons are forged from 2618 aluminum with fully machined crowns, precision ring grooves and an anti-detonation groove, and include premium rings. ArmorGlide skirt coating reduces friction and resists seizure; forced pin oiling and a 0.927 in pin diameter finish the spec.
Wiseco Chevy LSX 4.135in Bore 1.110in CH 11.70 CC Piston Set