My husband just installed a new wiring harness, carb, intake manifold etc on a 1972 Mercury Cougar. The car was running fine before these upgrades. However, the car will not start. It sounds like it truly wants to, but won't. Any ideas? 351C 4bbl
Optional Information:
Pre-1981 Mercury Cougar 351c
Already Tried:
checked grounds, and wires, light tests...etc