MAHLE OE moly piston ring sets for the 231 3.8L engines fit Buick 231 (1975–1984) and Chevrolet 231 (1978–1984), including truck applications noted in the description. MAHLE rings are described as OE-driven technology focused on reducing friction and ring mass, minimizing oil consumption and providing longer service life consistent with the brand’s engineering goals.
Mahle Rings Buick 231 3.8L Eng 75-84 Chevy 231 3.8L Eng 78-84 Chevy Trk 231 Moly Ring Set