Thanks Jim!

Bummer on the HT383 heads.... I will confirm EFR/no EGR function.

I do not live in a dyno County, I guess I have 1 good thing going there.

I will check out the TunerproRT and...

All,
I am in the research phase of an engine rebuild/replace for the tired 350 in My K5 (I think it is the L05) I have ~250,000 miles on the original engine and it is sooooo tired, I just re-gear...

All,
I organized my thoughts and will be posting this in the GM EFI section -


I am in the research phase of an engine rebuild/replace for the tired 350 in My K5 - I think it is the L05 - I...

Hello from another 8/19 Newb!

Thank you! I am interested to hear specifics on your K5! Are you part of CK5 and/or Fresno 4WD?

Hello All,
Newb here :rockon:

I am joining this forum for assistance in my project of upgrading a TBI 350 (l05?) in a 91 K5 but within California Smog emissions/standards. When I am organized and...