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There’s a motocross action post on their site that has some info saying the Honda takes a lot more effort to spin the pump than say a ktm group bike. The gains on them just may be negligible at that point.

The available Bud racing and xpr kits appear to plug into the diagnostic port on the Honda from what I can see. Which would be running the fan at a fixed speed. I have been using the diagnostic port to power a radiator fan and a headlight when needed. Read the wiring diagram and figured which pins were hot and...