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56 Minutes Ago

Daveo91 replied to a thread upgrade to '7427 from '7060 - ready to pull the trigger in GM EFI Systems

Awesome, thanks. Feel free to take the excel template if it's useful. And I like your idea of making the simpler chart in Excel for installation...

2 replies | 39 view(s)

2 Hours Ago

CAMMED LT1 started a thread hello new user in Introductions

Just joined, I have a 95 camaro lt1. Going to be throwing a cc503 cam on the weekend and would love to hear from ppl who have done this procedure....

0 replies | 8 view(s)

5 Hours Ago

Kthmark replied to a thread New User in Introductions

Hello Dave, I'm looking into converting my manual clutch fan to electric fans controlled by my pcm. I have a 99' chevy 1500 with OS 9373372. I've...

2 replies | 19 view(s)

6 Hours Ago

Tumbleweed210 started a thread 99 c2500 5.7 4l80e 2wd where to start? in GM EFI Systems

I'm not sure where to start with this as my part number tags on the black box ecu are gone...I am waiting on a cable for my laptop. And I've already...

0 replies | 12 view(s)

7 Hours Ago

Cam George replied to a thread OBD1 learning to tune in Introductions

Thanks Dave, Checking it out.

2 replies | 26 view(s)

7 Hours Ago

dave w replied to a thread OBD1 learning to tune in Introductions

:welcome: Gearhead-efi link to 1989 TPI Tuning, including TunerPro RT files:...

2 replies | 26 view(s)

7 Hours Ago

dave w replied to a thread New User in Introductions

:welcome: What EFI System are you interested in stopping by for? dave w

2 replies | 19 view(s)

9 Hours Ago

Cam George started a thread OBD1 learning to tune in Introductions

Hi, Thank you for accepting my membership request. I cam here to hopefully learn and get advice tuning on OBD1 - 1989 C4 with a fresh rebuilt...

2 replies | 26 view(s)

11 Hours Ago

Kthmark started a thread New User in Introductions

Hello from Houston, just stopping by.

2 replies | 19 view(s)

12 Hours Ago

1project2many replied to a thread upgrade to '7427 from '7060 - ready to pull the trigger in GM EFI Systems

You've got a nice chart with great notes for reference. I like it. When doing the a swap I used to find muself checking and rechecking "from" and...

2 replies | 39 view(s)

12 Hours Ago

custodian replied to a thread Wanted Transmission Controler in Buy - Sell - Trade - Wanted

He's using the bin and xdf files from an 02 Chevrolet Express Van with a 5.7/4l60e and deleting what is not necessary for the trans operation. I'm...

8 replies | 62 view(s)

12 Hours Ago

MastermindWorksaws replied to a thread Hello From Tennessee in Introductions

Thank You !!!

4 replies | 20 view(s)

12 Hours Ago

Fly3653v replied to a thread Howdy in Introductions

:happy:

2 replies | 14 view(s)

13 Hours Ago

dave w replied to a thread Wanted Transmission Controler in Buy - Sell - Trade - Wanted

Cool, OBD2 trans controller :thumbsup:. Gearhead-efi link for OBD2 Tuning:...

8 replies | 62 view(s)

13 Hours Ago

dave w replied to a thread Hello From Tennessee in Introductions

Here is the gearhead-efi link for OBD2 tuning: http://www.gearhead-efi.com/Fuel-Injection/forumdisplay.php?32-OBDII-Tuning dave w

4 replies | 20 view(s)

13 Hours Ago

MastermindWorksaws replied to a thread Hello From Tennessee in Introductions

Hello Dave. I'm messing with 5.3 LS swaps. Yeah.....I know. Generic !!!!! My grandson, and his buddy are both doing swaps into OBS Chevys. I'm...

4 replies | 20 view(s)

13 Hours Ago

custodian replied to a thread Wanted Transmission Controler in Buy - Sell - Trade - Wanted

DIY project for my 75 C10. I'm a member of a square body truck forum and a member there is using the 411 computer programmed only for the 4l60e trans...

8 replies | 62 view(s)

14 Hours Ago

dave w replied to a thread Hello all in Introductions

:welcome: Gearhead-efi link to OBD2 Tuning: http://www.gearhead-efi.com/Fuel-Injection/forumdisplay.php?32-OBDII-Tuning dave w

1 replies | 8 view(s)

14 Hours Ago

dave w replied to a thread Hello From Tennessee in Introductions

:welcome: What EFI system are you interested in learning more about? dave w

4 replies | 20 view(s)

14 Hours Ago

dave w replied to a thread Howdy in Introductions

:welcome: Gearhead-efi link to LT1 tuning information:...

2 replies | 14 view(s)

14 Hours Ago

dave w replied to a thread Wanted Transmission Controler in Buy - Sell - Trade - Wanted

Is this a DIY project that you are sourcing parts and / or technical drawings for? Are you looking for a Plug-n-Play "junk yard fabricated" 4L60E...

8 replies | 62 view(s)

14 Hours Ago

Fly3653v started a thread Howdy in Introductions

Thank you for this site. My good friend passed away recently and I inherited a 1996 SS Camaro. It has a built LT1 with high compression and a lumpy...

2 replies | 14 view(s)

14 Hours Ago

1project2many replied to a thread 1997 F-Body ECM in GM EFI Systems

The first time I experienced something like this was in a shop heading toward the overhead door. A quick snap of the throttle and immediate brake...

352 replies | 64504 view(s)

14 Hours Ago

1project2many replied to a thread Lean surge 7.4L with TBI in GM EFI Systems

If they tell you the injectors are fine...?

51 replies | 4293 view(s)

15 Hours Ago

TotlKaos started a thread Hello all in Introductions

Just looking to optimize my knowledge on the LS stuff. Purchased a z28 and need to see if I can optimize my tune. Just learning and hope I can...

1 replies | 8 view(s)

15 Hours Ago

MastermindWorksaws started a thread Hello From Tennessee in Introductions

Hello group. Thanks for the add. I'm a newbie. LOL Love to learn though. Randy

4 replies | 20 view(s)

15 Hours Ago

dave w replied to a thread Injector constant in GM EFI Systems

The gearhead-efi link was for TBI injector flow information only, not intended for any other purpose. dave w

6 replies | 185 view(s)

15 Hours Ago

custodian replied to a thread Wanted Transmission Controler in Buy - Sell - Trade - Wanted

It does have an HEI distributor and a Holley 4010 carb. Holley make a TPS for a stand alone system.

8 replies | 62 view(s)

15 Hours Ago

Dieselsj replied to a thread Lean surge 7.4L with TBI in GM EFI Systems

Thanks. Factory screens are on the injectors and under a magnifying glass I don't see any contamination. This was a factory EFI vehicle so I'm...

51 replies | 4293 view(s)