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The Mahle performance moly ring set features a plasma steel top ring with HVOF moly coating sized 4.250 in x 1.0 mm (.143 in RW). Intended for engine rebuilds, the set provides OE-style sealing characteristics and wear resistance for compatible pistons and bores. The listing emphasizes correct ring dimensions for reliable selection during piston ring replacement or overhaul work.
Mahle Rings Performance Plasma Steel Top Ring 4.250in x 1.0MM .143in RW HVOF Moly Ring Set
