:> If the engine is running very hot the fuel injection goes full rich to :> with full advance to protect the motor.
: It's seems to be running rich and THEN hot. So rich from idle on a cold : motor.
:>Why is the motor running hot?
: Well that's the thing. Symptom or cause? Thermostat seems to be working : correctly but will be replaced anyway..
:> No coolant? Low coolant?
: Coolant is fine. I flushed and replaced when these symptoms occurred just to : be certain.
:>Head gasket leaking? Restricted radiator? Bad fan :> clutch?
: Nope.
: AJS
may be a ridiculous idea, but check the distributor cap. a crack may misfire on one-of-four (always or intermitently)... causing overheating an apparent rich-mix... it happened to me once... it was real puzzler btw. it the catalytic converter also running hot? that's a hint...