Wiseco Chevy LSX Junkyard Dog 5.3L .945in Pin 3.780 Bore NA/Boost/Nitrous Drop In Replacement Piston

Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strengthArmorGlide? Skirt Coating: seizure resistant, friction reduction, and quieter operationFully machined crown featuresPrecision ring grooves, anti-detonation groove, and additional ring seal improving featuresForced pin oilingDesigned and built to withstand heavy to severe duty performance applications