Not until 93 did they put a Wide ratio gear set in a Lincon. And then it was be hind a 4.6 DOHC motor. To my knowledge, Ford (or any division of) never put a the wide ratio in the AOD.
1989 LX 5.0 - AFR 165 heads, FTI cam, ported Edelbrock Performer, 70mm TB, Tweecer R/T, 306 w stock crank/rods and Ross pistons, MAC 1 5/8 long tubes, Lentech Strip Terminator Lockup and 3800 stall, 3.55 gears, Zex 125 shot
Running on E85