Mahle Rings Performance Plasma Moly Steel HV385 Top Ring 4.085in x 1.5MM .151in RW Moly Ring Set

If you're rebuilding the top end of your engine, getting the right piston rings is crucial for sealing combustion and managing oil. This Mahle OE Moly Ring Set is built for performance applications, featuring a Plasma Moly Steel top ring designed to handle the demands of a performance engine.

The top ring is the primary seal against combustion pressure, and the Plasma Moly coating on these rings helps reduce friction and wear, which can lead to better compression and a longer-lasting seal. The 1.5mm thickness and .151 inch thickness are standard for many performance builds, ensuring a solid seal in your 4.085 inch bore. Mahle is a well-known name in engine components, and this set is a solid option for those looking for reliable performance rings.