and I work at a performance shop with a dyno. I am in the process of making a how-to to install megasquirt on your z31, and tune it.
In case anyone is interested, check out www.84ae.com and tell me what you think so far, what I could add, what I could improve on, etc.
Oh, and MSnS rules:
And that was the max with the stock injectors. I should have some numbers for the 450cc's I just got this week or next.