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Mahle CP20 plain oil ring assembly, 3.952 in x 2.0 mm with standard tension. Offered as a direct replacement for engines with a 3.952-inch bore that specify plain rings, this Mahle set is intended for piston ring service and engine rebuilds to restore correct sealing and oil control using OEM-style CP20 geometry.
Mahle Rings Performance CP20 Oil Ring Assembly 3.952in x 2.0MM Std Tension Plain Ring Set
