Originally Posted by st3gamefarm
I've found that my "Cajun cooker", water, and dishwasher detergent works very well. And smells good too. Just set yer parts "stew" boiling, and go do something else, like hone cylinders, or something.
Also, a good used dishwasher works just as well, if not better. Just put yer parts in and turn it on.
(Don't use the one in yer kitchen, yer Ol' Lady will get mad) Won't damage any soft metal parts, and get's 'em nice and clean.
Actually this is not too bad of an idea. I have used a heated solution of anti freeze to removed burnt and dried up castor oil residue from model aircraft engines. Usually an overnight soak will render the engine looking like new.