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Mahle OE Pro Series moly ring set provides a low-tension, moly-faced ring pack for a 4.125" bore, intended to lower friction and support responsive ring sealing in performance rebuilds. These rings are specified for engines where reduced mechanical drag and consistent sealing are desired, offering a durable option for repeat cycles without asserting claims beyond the supplied specification.
Mahle Rings Pro Series Performance Ring Low Tension 4.125 Bore Moly Ring Set
