I'm interested in what you got there bossman. I used both DRAC and VSSB successfully when I was experimenting with them a year or two ago. I've got a pile of about a dozen of them altogether from...

Chris how did you find this website?!?! That's it, Fast has made his arrival, time to shut the forum down! LOL JK man, glad to have you on here with your EFI-veteran status!



I agree on trying...

I can't think of any off the top of my head, but there was bound to be some. I know that the DRAC I ended up using APPEARED to only support VSS, but when I added another wire for TRANS OUTPUT SPEED,...

Wow, and here I thought all this time I have a 4K system in my '90 C-1500. BTW, PPM means pulses per mile correct?





Does this mean that my C1500 that was originally a 7747 system is 2K...

Brian,

I think it depended on your original application. I believe 4K is the more common, but 2K is doable, and then check that flag "output sped not from DRAC"





As far as the P/N...