MAHLE Original piston rings are the most technically advanced piston rings in the industry. Driven by OE requirements; reducing friction and ring mass while minimizing engine oil consumption, and providing longer service life. MAHLE Original piston rings lead the industry for the latest piston ring technology. PartNumber : mhl41361 Description : Engine Piston Ring Set Piston Ring Material : Chrome Carbon Steel Piston Ring Type : Premium Piston Ring Size : Standard Top Ring Thickness (Axial Height) : 1.50 mm Top Ring Material : Carbon Steel Second Ring Material : Cast Iron Second Ring Thickness (Axial Height) : 1.50 mm Oil Ring Assembly Thickness (Axial Height) : 4.00 mm Oil Ring Assembly Material : Stainless Steel Item Grade : Premium Piston Ring Face Coating : Chrome Piston Ring Oversize : Standard Oil Ring Assembly Groove Type : Shallow Groove Bore Diameter (in) : 3.268 1982-1986 Toyota Celica Supra L6.2754cc Engine Components::Piston Rings 1981 Toyota Celica Supra L6.2759cc Engine Components::Piston Rings 1983-1988 Toyota Cressida Luxury L6.2754cc Engine Components::Piston Rings 1989-1992 Toyota Cressida Luxury L6.2954cc Engine Components::Piston Rings 1986-1992 Toyota Supra Base L6.2954cc Engine Components::Piston Rings 1987-1992 Toyota Supra Turbo L6.2954cc Engine Components::Piston Rings