Mahle Rings Performance Plasma Moly Steel Top Compression Ring 4.625 x 1.0MM .143 RW Moly Ring Set

Starting with a plasma moly steel construction, these top compression rings from Mahle are built for serious performance. The plasma moly coating is a tough, wear-resistant surface that helps these rings stand up to the demands of a high-performance engine. They measure 4.625 inches in diameter and are 1.0mm thick, with a .143 inch ring width, designed to create a solid seal within the cylinder bore.

Mahle has a long history of supplying quality engine components, and this ring set is no exception. The moly coating not only adds durability but also helps reduce friction, which can contribute to improved engine efficiency and power. When you're rebuilding an engine or looking to enhance its performance, a well-made set of piston rings like these is crucial for ensuring proper compression and oil control.