ok, i have a 72 mustang with factory short block 302. went and bought a like new long block 1986 5.0 ho motor that can out of a police interceptor car. the 86 motor was throttle body and i converted it to carb by taking the stuff off of my 72 and putting it on the 86 motor. the motor runs great but the problem is that the car has a bad vibration now and its coming from the motor. i used the fly...
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