Quote Originally Posted by 04CompG View Post
So one of my friends was telling me that one of his friends ran his engine completely with just trans fluid. meaning he would fill up his engine with trans fluid, not oil. He said that you can do this but you have to start doing it on a brand new engine that has never seen oil before.

So whats up with this.
I wouldn't try it if I were you. Bad things would happen. Engine oil is for engines. Transmission fluid is for transmissions. They are made completely different for the different applications and different environments. Trans fluid will not hold up under the pressures of an engine.