I can swap over to a 01 mustang v6 and automatic tranny soon in my 93 ranger with a v6 3.0 manual, I can get the harness and everything, how hard will it be to cross over

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93' ranger, 3.0 5 speed, purple, regular cab long bed, 03' rear bumper, 06' mirrors, 03 mustang seats, 235/75R15 maxxis big horn mud grips, 03' stock rims painted, 2'' leveling pucks, and all new bearings, seals, brakes and 3.73 gears in the rear.