Also, be sure the hose is the right size. It should have to stretch slightly as it slips over the water pump inlet. Trying to clamp a too-big hose tight enough so it doesn't slip off or leak is a difficult job.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!