Originally Posted by 1965tripleblack
ASSUMING that the cooling system has the heat rejection capacity to pull the coolant temp down to 160 degrees or less, what would be the advantages/disadvantages of a 160 versus a 180 thermostat?
Thanks in advance.
with a 160 t stat your engine and oil wears out faster but its a hair more detonation resistant... until your ring seal is shot from bad oil and a worn block.
Of course if your engine is built to run at 160 or even cooler you can mitigate the wear and oil problems.