This Mahle moly piston ring set is intended for Ford truck 177 2.9L applications covering 1986–1992. MAHLE positions its piston rings as technologically advanced OE replacements that reduce friction and ring mass, help control oil consumption, and extend service life. The moly-faced set is offered for engine rebuilds calling for that specification.
Mahle Rings Ford Trk 177 2.9L Eng 86-92 Moly Ring Set