Search found 2 matches

by My71bmf
Wed Aug 06, 2025 2:54 pm
Forum: General Motors
Topic: Tuning newbie here
Replies: 1
Views: 778

Re: Tuning newbie here

the stock computer is 1227747, 86ANLW.

I'm just looking for a place to start. I know I need to lean down the fuel table, and tune out the EGR. Also play with the timing as well. I was hoping someone on here had a similar set up that could get me the starting point I need.
by My71bmf
Sat Aug 02, 2025 3:57 pm
Forum: General Motors
Topic: Tuning newbie here
Replies: 1
Views: 778

Tuning newbie here

I am getting the hardware to be able to tune my TBI on my 1989 K5 Jimmy. I have Vortec heads, a HT383/Ramjet 350 cam, a RPM style intake with the adapter for the throttle body. A breathable air cleaner lid. EGR and cat deleted/removed. I have a yellow striped spring in my regulator, and have a Vorte...