Everyone wrote: > >> 14.7 AFM > >> Guessing is the right word for it Assume the following: 2500 RPM, 15 In vacuum (MAP=xxx), closed loop, PW= 6.0ms. 1. >> If I raise the PW to 7.1, what is the AFR? 2. >> If I lower the PW to 5.0 what is the AFR? 3. >> Can I calc the required PW for WOT from the above numbers? If I want 12.5 AFR? Just my $0.02 TomS