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Mahle OE moly piston ring set with a plasma steel top ring, sized 4.170 inch diameter by 1.0 mm with .143 inch radial wall, offered as performance ring hardware for engine assembly. The HVOF moly treatment and dimensional specification identify these rings for rebuilds and applications that require the stated diameter and profile, available in standard bulk packaging.
Mahle Rings Performance Plasma Steel Top Ring 4.170in x 1.0MM .143in RW HVOF Moly Ring Set
