You should find a different "mechanic"- - - -he gives real mechanics a bad name! There's no difference in "truck" and "car" 235 engines where the water pump mounting is concerned.
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!