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The MAHLE moly piston ring set for Chevrolet 427/454 engines and Chrysler 383 applications delivers OE-driven ring technology aimed at reducing friction, lowering ring mass, and minimizing engine oil consumption. MAHLE's design focus supports longer service life and improved efficiency for Chevrolet 427/454 builds (1966–1976) and Chrysler 383 installs cited in the source.
Mahle Rings Chevy 427/454 Engs 66-76 Chevy Trk 454 7.4L Eng 70-90 Chry 383 Moly Ring Set
