This MAHLE moly ring set fits Buick and Chevy 173 2.8L engines from 1981–1984, supplied as OE-style piston rings for those specific applications. MAHLE's market description emphasizes advanced piston ring technology driven by OE requirements to reduce friction and oil consumption, supporting longer service life for the supported engine applications.
Mahle Rings Buick 173 2.8L Eng 81-84 Chevy 173 2.8L Eng 81-84 Chevy Trk 173 Moly Ring Set