The Mahle OE 4.0000-inch bore Claimer Series moly piston ring set features a moly top ring and provides the essential components for cylinder rebuilds. It restores the sealing surface and supports control of oil consumption in a re-bored engine, supplying original-style ring geometry for machine-shop or home rebuild projects where moly-faced rings are specified.
Mahle Rings 4.0000 Bore Dia Claimer Series Ring Set Moly Top Ring Moly Ring Set