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 : mhl51848.060 Description : Engine Piston Ring Set Piston Ring Size : 0.060IN 1963-1965 Chevrolet Biscayne Base L6.3769cc Engine Components::Piston Rings 1958-1962 Chevrolet Biscayne Base L6.3852cc Engine Components::Piston Rings