1980-1992 Ford AOD Automatic TransmissionsThe B&M Transpak is the next step up from the B&M Shift Improver kit. It has all the features in the Shift Improver kit, plus it provides additional driver manual control (GM TH 400, 350, Ford C 6 and Chrysler Torqueflite only). The B&M Transpak kit for 1980 1992 Ford, Lincoln, Mercury AOD automatic transmissions (excludes 1992 and later with electronic shift). Most stock automatic transmissions won't downshift into low gear above 15 mph, and