The Mahle OE oil ring assembly is a gas-nitrided steel oil ring sized at 4.0846 inches with a 3.0 mm section and .127-inch ring width. Designed for gasoline engine rebuilds and repairs, this oil ring set provides the oil-control component needed for piston assemblies. The text emphasizes precise sizing and the nitrided-steel construction specified in the product information.
Mahle Rings Performance Gas Nitrid Steel Oil Ring Assembly 4.0846in x 3.0MM .127inRW Plain Ring Set