Originally Posted by MassiveMods
I guess the questions is what do you want to achieve by adding oil ? If you up the oil content with castor your fuel will run hotter and slow the engine down a little. High oil content fuels suit boat and plane engines because of their cooling . Anyway let us know why you want to do it , then we can better give you an answer ..
Cheers MM
Mostly for protection. How does higher oil content make the motor hotter?