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This MAHLE plasma moly steel top compression ring set is specified at 4.600 in diameter with a .0625 in thickness and a .190 in RW dimension, intended as a replacement top compression ring assembly. Plasma moly technology provides a durable coated surface for sealing combustion chambers, supporting reliable compression control and wear resistance in engines that accept this specific ring sizing.
Mahle Rings Plasma Moly Steel Top Compression Ring 4.600in x .0625in .190in RW Moly Ring Set
