The Wiseco Professional Series forged piston set for Chevrolet Big Block engines features a 4.615 in. bore and 1.065 in. compression height, supplied as a set of eight. Suited to heavy-duty racing use, these pistons are forged from 2618 aluminum and supplied with premium rings. Each piston has a 0.990 in. pin, precision ring grooves, an anti-detonation groove, ArmorGlide skirt coating, forced pin oiling and fully machined crowns.
Wiseco Chevy Big Block 4.615in Bore 1.065in CH 6.00 CC Piston Set