MicroSquirt.com read only forum (Jan.15,2018)

The MAP is connected to the runner side, between throttle plates and the engine. I think this gives better resolution for low throttle openings.

I have that kind setup on my bike. I Megasquirted it couple of years ago used it two seasons normally aspirated. I installed a turbo during last winter and now it's running pretty nice.

I used speed density algorithm without any problems when the engine was NA. I was able to tune it just fine ...

What other external pumps have been used on a motorcycle install? Those GPZ pumps are hard to find used, and are likely pretty pricey new.

Well, I think that there is many suitable pumps available, for example smaller Bosch models should be fine. I just replaced my GPZ pump with Mallory 4060FI ...