I'm using tuner cat for programming. Is their a way to tune spark during cranking with the 7747 ecm? Right now I'm getting a bit of kick back during start.

So would it be better to do the notes conversion or get the EBL upgrade?

Thanks for the response. I am burning my own chips. Yes I have the 7747 ecm. A patch? I've never heard of that.

I would apprecitate some help in my tbi conversion. Its on a straight 6 landcruiser engine. I added timing control by wiring in a pickup coil onto the stock distributor, have the coil and ignition...

Quick question. I'm cleaning up my na tuning. When I stab the throttle hard I get about 19:1 afr for about 1 second, then it comes back down to 14.7 or a little richer if in person mode. How can I...

Well I think I will throw in a 2bar and see how well I can get it to run naturally aspirated. If it works then move forward. If it doesn't then maybe run a piggyback with auxiliary injector instead.

I have a 258 straight 6 with 4.3 gm tbi on my 1977 Toyota landcruiser. I'm a bit dodgy programming but I got it running pretty good. I have a afr gauge on it that has helped me a lot. But I want...