A few scenarios that might be the cause. I could be way off the mark.
1st Is the situation that I had. My 340 has a cable with dual spring return. When I had the trouble and inspected (In the dark) the cable and linkage, choke all felt free and not hanging up. Heat tube from manifold all stock...
terrywalker, Throttle Was it changed to a cable?
Returning to the base about 4 am. Got off turnpike after driving about 5hrs at about 65. Speed limit then 55 RIGHT. In a cool 35 degrees. It was a two lane road no street lights, that in a few miles came to a T stop 5-10 mi. Going about the speed...
I would remove the thermostat. Then with the radiator cap off. Observe the flow in the radiator. It should be a steam of a quick flow. Be careful. don't rev it to much. it will blow out everywhere.
I left my 2¢ about the 3rd gen challenger on a review video and they would delete it every time. In short it fell sort of a few key cue influences. the interior look like it was out of a truck. The body lines were more reminiscence of a barracuda. I more so bashed on the laziness of the...