Using a Hercules 12v 2AH lithium ion battery to start 10-15hp 420cc gasoline engines Just like our video from last week, this version of the Mud-Skipper weather resistant wire cover with battery connect can be used to start 420 cc engines that have electric start. Eliminates the need for large car batteries, and battery leads Fits 9hp to 15hp single cylinder gasoline engines (harbor freight 420cc and 459cc) and Mud-Skipper 9hp, 13hp and 15hp, Honda GX300 series and other clone engines in the same power range. $89 Plus tax and shipping. Does not include cost of battery or battery charger, which can be found at Harbor Freight. #mudmotor #mudmotors #mudboat #mudboats #surfacedrivemudmotor