Boy, am I stupid, though. Sometimes I think I really shouldn't be allowed to do stuff at all.
I did block the hole in the fitting I was cutting off from the rear with a piece of grease chalk I use to mark tires when I swap. I didn't think to cover ANY other holes like, oh, say the thermostat housing that I had to remove to access the rear of the fitting, the carburetor, the fitting for the heater hose, etc, etc ...
I did block the hole in the fitting I was cutting off from the rear with a piece of grease chalk I use to mark tires when I swap. I didn't think to cover ANY other holes like, oh, say the thermostat housing that I had to remove to access the rear of the fitting, the carburetor, the fitting for the heater hose, etc, etc ...