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The Mahle Performance plasma moly top ring HV385 is a 3.208-inch diameter, 1.0mm section moly steel top piston ring supplied as a matched set for the listed bore size. Engineered for sealing the combustion chamber, this precision ring offers the plasma-moly coating and dimensional spec shown in the catalog title, intended as a direct replacement for compatible engine rebuilds.
Mahle Rings Performance Plasma Moly Steel HV385 Top Ring 3.208in x 1.0MM .143in RW Moly Ring Set
