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The MAHLE Moly Ring Set for GMC trucks with the 454 7.4L engine (1991–1994) brings advanced OE-driven piston ring technology to rebuilds and repairs. MAHLE piston rings focus on reducing friction and ring mass while minimizing engine oil consumption to extend service life. Engineered to meet OE requirements, these rings reflect MAHLE's industry-leading approach to the latest piston ring technology.
Mahle Rings GMC Trk 454 7.4L Eng 91-94 Moly Ring Set
