Mahle Rings 4.0900 Bore Dia 3/16in Edge Width CP20 Oil Ring Std Tension Chrome Ring Set

Starting with a 4.0900-inch bore diameter, this Mahle OE piston ring set is built for standard tension applications. The oil ring features a 3/16-inch edge width with a chrome face, a detail that helps it seat well against the cylinder wall for better oil control.

Mahle OE rings are a popular choice for engine rebuilds because they are well-made and fit right. This set uses standard tension, which is common for many gasoline engines, ensuring a good seal without excessive drag. The chrome plating on the oil ring is a notable feature, offering improved durability and resistance to wear, which can extend the life of your engine components.

When you're rebuilding an engine, getting the right piston rings is crucial for proper compression and oil management. This set from Mahle OE is designed to meet the needs of many standard engine builds.