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Changes to 24MY Powerboost

HammaMan

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2022 307a PB
I had a similar comment earlier. If they went to an electric water pump, they could place it anywhere under the hood or even integrate it into the radiator if they really wanted to. By making it electric, that would also eliminate the need for a thermostat since the computer could turn it on and off whenever the sensors told it to move water. Additionally, since you wouldn't need a crank pully, you could close off the block completely and eliminate the front main seal effectively terminating the crank at the end of the block to rest in a bearing.
An electric-driven could work well, but it'd need to be a quality unit. Typically crank pulleys are dual purpose often combining a harmonic balancer in them so I wouldn't expect a clean disappearance of it. It'd need an elongated front cover and oil pan if it were to go internal. Another benefit of electric driven especially with the PB in specific would be the ability to decouple / overdrive the pump vs engine RPM. Still needs a t-stat though as engine temp is variable and also powers the heater core and turbo bearing cooling. I'd certainly overdrive the pump at all RPMs to promote faster heat removal.
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