I would keep your car and turn it into a Cobra. The cheapest 93 Cobra I have seen is $13,000 and up. Get a body kit and paint it and you will only be put $1500. Use the rest of the money and build a 351 with a GT40 heads, cam and Cobra intake and you have yourself a Cobra R. 
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Steve Stumbaugh
89 LX 5.0 5sp, Removed air silencer
Mac High Flow Air Filter
Motorcraft 8mm wires
Autolite platinum plugs
Mac O/R h-pipe
Flowmaster American Thunder
3:55 gears
Accel Super Coil (42,000)
75 mm Mass Air Meter
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