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Old 06-06-2018, 10:38 AM   #305
Scooby Newbie
Member#: 416220
Join Date: Mar 2015
Location: Michigan
2006 Wrx


Originally Posted by Voodoo Rufus View Post
That would be impressive and scary at the same time. That's a 400W nominal pump, or a little more than 1/2HP. To boil the fluid, the incoming water would already have to be hot. That pump has a really nice pressure-flowrate curve, though.
Coolant boiling temp increases with psi while it lessens in a vacuum. If the pump is serious enough it can cavitate or cold boil the coolant under extreme suction.
Cavitation adds froth to the coolant which reduces it's ability to remove heat.
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