On Dec 7, 11:59 pm, "BT" wrote:
The oil needs to be heated to the point to "boil" water contaminates out of
the oil.

As I understand it, the issue is to keep the oil temp above the dew
point of the combustion products (which is about 180 degF) so that
blowby doesn't accumulate water in the crankcase & instead it goes out
the breather.