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Mahle OE Moly ring set is a plasma-steel top ring sized 4.295 in with a 1.0 mm specification and .143 in RW tolerance, offered as a moly ring set intended for engines requiring that dimension. Presented as OE-quality rings, they suit piston rebuilds where a plasma-steel top ring and moly properties are specified for standard replacement and restoration tasks.
Mahle Rings Performance Plasma Steel Top Ring 4.295in x 1.0MM .143in RW HVOF Moly Ring Set
