Originally Posted by yeroc1982

Good to know, thanks! So I picked up a new bump box last week for my buggy. My buggy has got a RC concept MC3. My old bump box would barely turn over a dynamite .24 XP, and I'm getting anxious to see if those new box will work out for my new setup. I'd really like to fire it up and see how this box works for this engine but it's -20c here. Would it be a bad idea to give it a nice preheat and see if the box spins the engine over without starting it? The engine is lubed up inside, broken in and all. Thanks guys!