I am working my tune for a modified Chevy L03 (305 TBI) with the 1227747. Quick Question . . .
In the Tables, there is the IAC - Desired C/L Idle Speed with idles speeds based on temperature. Are...

UPDATE,
Ok, I am close to burning a chip but I can't seem to data log while emulating with APU1 and TurnerPro V5

I have installed Turner Pro RT Version 5.
I have installed the APU1...

Also, I have found out that there is a Marine Electronic Fuel Injection (MEFI) 305 with the ramjet cam. I could probably start there for a baseline chip. What do you think?

dave w, Fast355, and 1project2many . . . my sincere thanks. Here's an update.

I went back to make sure that I had cleared all the possible mechanical issues. I took the valve covers off and back...

dave w,
How difficult is it to tune a chip from scratch? I know a number of people on this blog hasn't had good luck with Harris Performance, Inc (tbichips.com) . . . there are other companies...

dave w . . . thanks for your reply. I was considering doing just that, but I definitely need to spend some time on how to do it. What I was hoping to do was upgrade the heads with a roller cam that...

I'm new and just joined. From previous post I have read . . . seems like I am at the right place.

I just upgraded a 1987 V10 Chevy with the 305 (LO3) TBI engine. The LO3 ran fine with no codes...