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The Mahle OE moly ring set is specified for a 4.1250 bore and includes moly top ring components for engine rebuilds requiring that bore diameter. Offered as a matched ring set, it provides the moly-faced top ring common to applications needing improved break-in characteristics and wear resistance. This ring set is a direct component for matching piston-to-bore dimensions where 4.1250 inch bore specification is required.
Mahle Rings 4.1250 Bore Dia Claimer Series Ring Set Moly Top Ring Moly Ring Set
