ORIGINAL: siddarthgrewal

Is it ok to use light machinery lubricating oil as after run?

>Marvel Mystery Oil OR air tool oil work fine as an afterrun oil. Light
>machine oil is most likely going to gum up in the engine, especially
>if it sits in there for awhile.

What is the best way to clean the outside of the engine without dismantelling?

>Carburator cleaner and a toothbrush. This will get off the
>majority of the gunk PROVIDED it is not baked on (such as
>the baked on varnish that accumulates on the muffler).