
Originally Posted by
stephen
i'm assuming you did some sort of motor swap, right? make sure you don't have any air in cooling system. take the radiator cap off FIRST, then start the car, turn the heat on full blast, and just let the car idle until you don't see those bubbles anymore. the water in the radiator should have a more "flowing" look to it, not bubbling and gurgling.
also, if you take the thermostat out it won't hurt anything. if you take it out, and the car runs cooler, then your thermostat was probably stuck closed. you can also test it by boiling some water, and dropping it in, and seeing if it moves.