#K18F. Fits Ford AOD transmissions 1990-1993 with stamped steel drum. You get the Alto master rebuild kit for AOD transmissions with stamped steel drums. It comes with a high performance direct Red Eagle Power Pack, the #2 Superior A+ servo that is 11% larger than Ford’s A servo and the #7X Superior Posi Shift Pac that has 2 stages. This is the same high performance shift correction kit we use in the A O Dominator and the Dominator Junior transmissions. Our Extreme Duty AOD hard lock-up shaft has been added.