THANK YOU. THAT'S THE REPLY I WAS LOOKING FOR, AND MAKES SENSE. I'LL GO WITH THE MECHANICAL PUMP AND NOT WORRY ABOUT THE ELECTRIC PUMP. ONE OTHER QUESTION, I'M ABOUT TO START THE SEARCH FOR THE WATER PUMP IMPELLER AND FROM WHAT I SEE, IT'S GOING TO BE A CHALLENGE. HAS ANYONE COME UP WITH AN...