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 : mhl41706.040 Description : Engine Piston Ring Set Piston Ring Type : Premium Piston Ring Size : 0.040IN 1991 Chevrolet C5500 Kodiak C5H042 V8.-cc Engine Components::Piston Rings 1991-1994 Chevrolet C60 Kodiak C6H042 V8.-cc Engine Components::Piston Rings 1991-1995 Chevrolet C70 Kodiak C7H042 V8.-cc Engine Components::Piston Rings 1991 GMC C5000 Topkick C5H042 V8.-cc Engine Components::Piston Rings 1991-1994 GMC C6000 Topkick C6H042 V8.-cc Engine Components::Piston Rings 1991-1994 GMC C7000 Topkick C7H042 V8.-cc Engine Components::Piston Rings