When you say "it runs hot" do you know if the engine is really hot or are you going by the gauges?
I would like to perform a check to the cooling system to deturmine if there is a leak or a blockage of some sort.
If you need this diagnosed properly you can call one of our four stores @
1) Willowbrook (281) 890-9400 3) The Woodlands (281) 465-9410
2) Champions (281) 370-7900 4) Cypress (281) 304-7833