Originally Posted by GoUGAK9s
I have a 95 4 cyl. Just changed the water pump and now idles at 2k. I've read thru about every post and see the common answer is a vac leak. All of the vac lines have been replaced and are in good condition and no exhaust leak. Any other ideas?
If it's not a vacuum leak it could be a bad gasket on your intake. Spray carb cleaner all around your intake manifold, if that's it the engine well rev higher. If that's not it then it is your iac. The iac should throw a code, but it doesn't always.
Complete rebuild axle/engine/everything swap in progress:
Parts already gathered for assembly: 2001 Ford 302, 1990 Mustang GT 5.0 ECU and wiring, NP435, NP205, Pair of axles from 04' F350 SuperDuty (Sterling 10.5 Posi rear, Dana 60HP Front-Both Disk Brakes 3.73 Gears), 37" H1 Tires, 9" lift TJ Coils for 2 link conversion in front, Stage 2 Clutch Kit, 3 Row Aluminum Radiator, Chevy Astro Steering box (4" front Stretch), XJ Rear Leaf Springs (6" Rear Stretch), and lots more.