Mahle Rings Standard Tension 3/16 CP20 Oil Ring Assembly 4.4670 x 3/16 .201 Rad Wall Chrome Ring Set PartNumber : mhl3030643 Description : Mahle Rings Standard Tension 3/16 CP20 Oil Ring Assembly 4.4670 x 3/16 .201 Rad Wall Chrome Ring Set Engine Components::Piston Rings