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The Mahle OE plain ring set is a gas-nitrided steel piston ring kit sized 4.035 x .043 x .157 RW. Offered as a plain ring set, it supplies sealing surfaces for compression and oil control in engine rebuilds and builds. The listed dimensions let you choose rings that match 4.035-inch pistons, helping to ensure correct fit during replacement or assembly.
Mahle Rings Performance Gas Nitride Steel 4.035 x .043 .157 RW Plain Ring Set
