MAHLE moly-faced piston ring sets combine OE-driven design with a molybdenum surface finish to improve seating and reduce wear in many rebuilds. Driven by OE requirements, these rings aim to reduce friction and ring mass while minimizing engine oil consumption and extending service life. They offer a direct replacement-ring technology focused on durability and efficient operation.
Mahle Rings GMC/Chevy Trk 305 5.0L 1993-98 Shallow oil ring groove Moly Ring Set