What in the world? Hard to believe that's actually happening in engines. The page doesn't say what temperatures these oils were subjected to. For all we know it was subjected to several hundred deg C, far in excess of what oil comes in contact with at normal operating temp even at the piston skirt.
Originally Posted By: tinmanSC
The page doesn't say what temperatures these oils were subjected to. For all we know it was subjected to several hundred deg C, far in excess of what oil comes in contact with at normal operating temp even at the piston skirt.
Supposedly the test was done at 400 deg C. Previous discussion on on this...