CUMMINS M11 DIESEL ENGINES RING SET CHROME

The Mahle Clevite S41934 piston ring set is engineered for professional overhauls of Cummins M11 and ISM platforms. These installer-friendly rings are pre-lapped to seat quickly, with optimized tension and coatings to cut friction while maintaining strong cylinder sealing. Designed for 125mm/4.921-inch bore applications, S41934 helps stabilize compression, limit oil consumption, and extend liner life under heavy loads. Ideal for in-frame or full rebuilds.

For dependable diesel rebuilding, the Mahle Clevite S41934 Engine Piston Ring Set delivers OE-equivalent sealing for Cummins M11/ISM engines. MAHLE ring technology uses high-alloy steel and advanced ring face designs to improve seating, reduce blow-by, and control oil without adding excess friction. Built for 125mm (4.921") bore cylinders, S41934 is a strong choice when restoring power, reducing smoke, and improving efficiency after overhaul.