MoparPartsGiant.com offers the wholesale prices for genuine 1986 Dodge D150 parts. Parts like Case, Transfer, Shafts And Gears are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.7L, 8 Cyl 5.2L, 8 Cyl 5.9L. Transmission: 4-Speed Manual Transmission, Automatic Transmission.