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The Mahle OE plasma-moly ring set is a piston ring pack manufactured from plasma moly steel and sized for a 4.055-inch bore. It specifies a 1.5 mm ring thickness and a 0.151 RW dimension. Intended for engine rebuilds and repairs, the set supplies correctly sized rings for piston sealing and wear control, useful when restoring compression and managing oil control during rebuild work.
Mahle Rings Plasma Moly Steel 1.5MM x .151 RW 4.055in Bore Diameter Moly Ring Set
