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The Mahle OE Moly ring set is a plasma-steel top ring intended for piston ring replacement, specified at 4.260in bore with a 1.0mm width and .143in RW dimension and finished with HVOF moly. Supplied as a precision-engine component, the ring set suits rebuilds or repairs where a plasma-steel top ring and moly coating are required for standard engine sealing and wear control.
Mahle Rings Performance Plasma Steel Top Ring 4.260in x 1.0MM .143in RW HVOF Moly Ring Set
