i doscovered it by chance. i replaced my water pump and the bolt pattern
different for the pulley too so i used a ford pulley thats twice as big. once
warmed up the needle in the gauge never moves up when worked as it did before.
Blaine & Maggie Dumkee wrote:
> "My water pump spins at half the factory speed and I get increased cooling.
> I'm not sure why this works? slower pump speed = increased cooling? I'm
> missing something?
> Blaine Dumkee
> 59 GMC 9314
> Fort Smith NT
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959