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The Mahle OE Moly ring set is a performance plasma steel top ring assembly sized 4.180 in with 1.0 mm thickness and .143 in RW spec, finished using HVOF moly processes to meet OE-style rebuild needs. It provides a precise sealing surface for piston-cylinder assemblies during engine rebuilds. This set reflects Mahle OE manufacturing standards for fit and dimensional control, intended for technicians seeking exact replacement ring geometry.
Mahle Rings Performance Plasma Steel Top Ring 4.180in x 1.0MM .143in RW HVOF Moly Ring Set
