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The Mahle OE chrome ring set specified for a 4.0000 inch bore with a 3 mm edge width includes a CP20 low-tension oil ring as part of the set. Presented as an OE-style piston ring collection, it matches the listed bore and edge dimensions and the CP20 oil-ring specification. This spec-driven set is intended where those exact dimensions and a low-tension oil ring are required for piston sealing and oil control in compatible engine assemblies.
Mahle Rings 4.0000 Bore Dia 3MM Edge Width CP20 Oil Ring Low Tension Chrome Ring Set
