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The Mahle OE moly piston ring set is specified for a 4.125-inch bore and includes plasma-moly coated, ductile rings listed as .043 in, 1/16 in and 3.00 mm sizes. This set is intended as an OE-style replacement for engines of that bore size, providing the intended ring geometry and moly-faced sealing surfaces for standard engine service or rebuilds where these ring dimensions are required.
Mahle Rings 4.125in Bore .043in1/16in 3.00MM Plasma Moly Ductile Std Tension Reduced Moly Ring Set
