Need Help Ford 5.0 Missing under 3000 RPM

2shy2sayy

New member
Hi, I just bought a 1983 Mustang with a Ford Racing 302 Long block, Vic Jr Intake, Holley Double Pumper 650 carb. When driving it home the motor stumbles under 3000 rpm. The motor has under 2000 miles on it.
What could be wrong?
Timing, slow speed jets?
Thanks
 
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