This MAHLE moly piston ring set fits Dodge 3.9L engines from 1986–1991 and applies MAHLE's OE-driven ring design to engine rebuilds. Moly rings are selected to reduce friction and ring mass, lower oil consumption and extend service life, offering up-to-date piston ring technology and OE-style durability for classic Dodge 3.9L engine overhauls.
Mahle Rings Dodge Trk 238 3.9L Eng 86-91 Moly Ring Set