Originally Posted by Justhorsenround
James, you need to follow Jerry’s advice to the letter. Then, if it works as advertised and you decide to use the engine, switch to whatever you want, Jerry will never know.🛠
The great oil debate has been beat to death on Stovebolt for many years. Do a search for some interesting reading.

I was going to say something, but Justhorsenround did summarize eloquently.
(PS ... Martin, don't worry about that 5W-30 oil you had in there. Minutia issue.)