got a 1987 full size bronco 5.0. i burnt up the motor in the mud. found a 92 H.O. t-bird motor in the bone yard. drove it, ran great. swapped out the all the 92 H.O. parts with the stock 87 parts (lower intake,plenum, dist.) so on. harness plugged right in. also swapped out the flywheel (teeth)...