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The Mahle Performance plasma steel top moly ring set is sized 3.781 in with a 1.0 mm top ring and .143 in RW, finished by HVOF moly. This piston ring kit supplies top-ring sealing components intended to reduce blow-by and support oil control in rebuilt or performance engines. Offered in a bulk pack quantity, it suits machinists and engine builders needing high-quality top rings.
Mahle Rings Performance Plasma Steel Top Ring 3.781in x 1.0MM .143in RW HVOF Moly Ring Set
