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The Mahle Moly piston ring set brings OE-focused ring technology to rebuilds, emphasizing reduced friction and lower ring mass to help limit oil consumption and extend service life. Mahle positions these moly rings as a leading choice for the latest piston ring advances, offering dependable sealing for engines that need industry-proven ring performance without uncertain tradeoffs.
Mahle Rings GMC Pass 400/ 428 Engs 1975-79 Moly Ring Set
