It would work but I would just buy a 87-93 5.0. You will have to swap the wiring harness and everything over. Plus the 86 motors are not to hot anyway. The 87 and up made alot more hp and torque.
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87 GT, 4 inch cowl hood,17x9 Cobra R's/255/45's,GT-40 heads,long tubes headers,h-pipe,Flows,BBK cold air, Mass air,70mm MAF, 1.7's, 1" spacer,underdrive pulleys,Pro 5.0, King Cobra, Adj. fuel Reg., Lakewood Lift Bars,50/50's,subframes, 4.10's.
Best time 13.012
Best MPH 104
Best 60' 1.816
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