2.3 to 5.0 whats the hardest part..

Whats the biggest hardest part about the switch. I am going carb. so I will not need EFI Thanks guys thinking about Building one of these cars up for street action, and Drag strip use too.. I want to run LOW 13's on street tires. with a 650 carb and stealth intake and E7 heads with 3.73's and 4 banger 5 speed. THANKS

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SOLD THE 87GT, 83 Hatch EFI converted.
Cobra shortblcok with TFS heads, E-303 cam, GT40 intake 65mm TB and 75 bullet TKO tranny 3.73 gears ROH wheels, and ALWAYS a 150 shot of Compucar