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Mahle CP20 plain oil ring assembly sized 3.902 in x 2.0 mm with standard tension. Intended for engines with a 3.902-inch bore that call for CP20 plain rings, this Mahle set is offered as a replacement for piston ring servicing and engine rebuilds to restore proper ring fit and oil control using OEM-style geometry.
Mahle Rings Performance CP20 Oil Ring Assembly 3.902in x 2.0MM Std Tension Plain Ring Set
