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    Carbon CleanUp!

    Also I forgot to add that the 2.3L is a non-interference engine, thus the pistons won't bang the valves if the timing belt breaks or if a valve is hung open too long. Sounds like the $25 regulator is your problem. While you are there make sure your fuel injectors aren't leaking, they are prone...
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    Carbon CleanUp!

    If your vacuum is ok, it sounds like you have multiple problems going on, excess carbon, valve sealing issues, fuel problems. For fuel it could be a stuck fuel pressure regulator/injector/map sensor/computer. Also I'm sure you know that the EEC temperature sensor can through off the mixture to...
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    Carbon CleanUp!

    Have you checked the vacuum? A vacuum leak can cause big idle problems as well as make it run very rich... Just a thought
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    New thermostat new problems

    Yeah but I just bought a motorcraft and tested it on the stove in boiling water and found that it works. Kinda cool to watch but what would be way cooler is if someone made a PID based controlled butterfly valve specifically for cooling. Remove the stock thermostat, cut down the length of the...