The Mahle OE moly piston ring set brings OE-derived ring technology to engine rebuilds, reducing friction and ring mass to help control oil consumption and extend service life. MAHLE emphasizes technical piston ring improvements. This moly set is specified for Ford 330-series engines covering 1964–1978, offering a direct replacement for those historic applications.
Mahle Rings Ford Trk 330 Eng 64-78 Moly Ring Set