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MAHLE plain piston ring set for GMC trucks with the 454 7.4L engine covering 1991–1994 applications. MAHLE piston rings embody OE-driven design aimed at reducing friction and ring mass, minimizing engine oil consumption and extending service life. This plain ring set brings that industry-leading ring technology to the specified engine series.
Mahle Rings GMC Trk 454 7.4L Eng 91-94 Plain Ring Set
