Originally Posted by fastnloud
In my truck with a with a built 350 SBC, would it be good to run a 195 degree thermostat, and is it likely to cause detonation? I've been reading about how it may run a bit more efficient with a 195 T stat.
From experience I tried the 160°, but a 180° or 195° ran smoother and it's better for the oil so it can burn off contaminates , condensation in your oil. Oil likes higher temps anyway.....An efficient radiator will keep a steady temperature that helps too.