Originally Posted by vital49
Yes, exactly. I had a 180 in my car for about 3 months. It sucked and I saw no improvement in anything. My gas mileage suffered. Plus, I'm not convinced that a 180 stat really has that much benefit anyways. GM put a 195 in there for a reason.
Vital, you are correct...most will not see any improvements. The 180 swap is mostly needed for the pulley'd SC'*. Heat is generated quickly and needs to be under control before it starts.
Matter of fact, being winter and quite cold...I changed to a 195 fo the winter with my 3.4 pulley.