Originally Posted by zapp168

I am not sure of the "number" of my system (F99?) It is the factory 98 F-body system with rails. Before the Hobbs switch was installed I just hooked up the second pump to constant power to test it out, the car did not fall on it's face so I know the two pumps were working, but the AFR gauge did not seem to fluctuate much with the second pump, Small amount yes, but it did not seem like it was constantly rich. YES I need to get a FP gauge for inside the car, and I did only drive the car once that way. You are probably right....but nothing jumped out at me?