MAHLE OE piston set for GM 4.2L DOHC 6-cylinder (.010) includes pistons with mounted piston rings, pin, and clips ready for installation. These OE-quality pistons feature compensated ring grooves and expansion-controlled designs to ensure proper ring loading and oil control, which helps reduce engine noise, wear, and emissions. MAHLE is a major OE piston manufacturer.
Mahle OE GM 4.2L DOHC 6 CYL .010 w/ PCR Piston With Rings Set (Set of 6)