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After a crush, one of the 4 electric engines turns very slow and I think that something is wrong with the engine. I checked the gears and they’re fine. So, I need help: need a new electric engine or ideas for fix it. Thanks !!

This what you’ve been looking for? http://www.bayangtoys.com/index.php/baya… Saw those post a little while ago. Tried to find parts, but couldn’t then