It took me an hour and a half but I think that's because it's an auto. Had to take apart the console, move shifter to feed the wires to the VSS from inside the car and am not real mechanically/electrically inclined.
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95 GT w/ AODE, TransGo shift kit, and trans cooler, SpeedCal, underdrive pulleys, stock MAF w/ center post removed, 70mm TB, digital A/F gauge, electric boost/fuel pressure gauge, 6# Kenne Bell w/ Flowzilla intake, ported GT-40 lower, 1 5/8" unequal headers, 2 1/2" ProChamber, 2 1/2" Borla catback exhaust, and 3.55's. Chrome Cobra R's. Cobra RR hood, double Saleen wing, billet grill, chrome strut tower brace and radiator hoses.
Speed cal install? 
