can ay1 explain how dual coolin works haha let alone how the "1 coolin" would work where it picks up the water how it travels thro the pump and makes its way to the motor and into the pipe and what hoses go where for the water ?? ? im jst confusd i have a 2001 sj hull minus the motor pump pipe midshaft and i jst boutght a pump and a midshaft and i need some help Any PICS?? any1 help me !! thanks