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MAHLE plain piston ring set for Chevrolet 427/454 engines and 7.4L applications (1966–1990 model coverage indicated) applies MAHLE’s OE-driven design focus to reduce friction and ring mass while minimizing engine oil consumption. These rings are developed to extend service life and meet strict original equipment standards, offering a reliable replacement that preserves engine efficiency and longevity.
Mahle Rings Chevy 427/454 Engs 66-77 Chevy Trk 454 7.4L Eng 70-90 Chry 383 Eng Plain Ring Set
