:laugh: What pressure cap are you running? You could try a lower one if your's is a 15 LB, but the trade off could be a boilover in the summer heat.......hopefully you'll fix it by then. :bglasses:
If somehow I had a cross over of combustion into the cooling system, wouldn't I have a white smoke problem? o No: Cooling system seems to be fine. I've got lots of caps, so might switch them out for the heck of it. I do know one thing, my temperature gauge DOES NOT work right! :rant: