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MAHLE moly piston ring sets deliver OE-focused advances intended to reduce friction and ring mass while helping control engine oil consumption for extended service life. Moly rings are specified for reliable sealing under a variety of operating conditions and target rebuilds for compatible GMC 5.7L 350 engines across their listed production years.
Mahle Rings GMC Pass 350 5.7L Eng 86-89 GMC Trk 350 5.7L Eng 89-94 Moly Ring Set
