Search Results

Views: 646

Posted By TPI

Re: Back after a long hiatus from TGO

I'm in the process of gathering up some data logging equipment and associated hardware. My "would-be" tuner is offsite requesting a datalog, wants a closer
look at whats happening and deleting the...

Forum: TPI

05-17-2022, 03:13 PM

Replies: 9

Views: 646

Posted By TPI

Re: Back after a long hiatus from TGO

Hindsight, more than definitely overshot power to the wheels. Its been awhile, but I feel like all the ingredients are there, responsibly of course.
Stall is probably a great idea, and easy enough...

Forum: TPI

05-17-2022, 02:17 PM

Replies: 9

Views: 646

Posted By TPI

Re: Back after a long hiatus from TGO

Wondering what else I could possibly throw at her with cracking into it too far. Id hate to yank the heads on a very young L98,
but I am also aware that is where we pick up the most power with...

Forum: TPI

05-17-2022, 11:59 AM

Replies: 9

Views: 646

Posted By TPI

Re: Back after a long hiatus from TGO

Thinking the N10 upgrade is about 245hp rated, Big Mouth and AS&M’s net around 20hp or so, Dyno Don’s got be at least 10 to 15.
Fresh Delco plugs and the Delphi injectors really make it respond....

Forum: TPI

05-17-2022, 10:26 AM

Replies: 9

Views: 646

Posted By TPI

Back after a long hiatus from TGO

Hey all, it has been quite awhile since I logged on to TGO due to well... LIFE. However, that doesn't mean I wasn't tinkering. Currently, I have been carefully "tip-toeing"
around my 1988 L98 GTA...

Forum: TPI

09-04-2018, 10:59 AM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

Yeah Lethal, I was looking at pictures of my last two motors, and the injectors look like your picture... I think Turtle touched on it, they should be able to rotate freely, regardless of height....

Forum: TPI

09-03-2018, 11:22 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

https://www.corvetteforum.com/forums/c4-tech-performance/1281031-l98-tpis-intake-install-before-and-after-dyno-decent-size-pics.html

Found this, at least one instance anyway.

Forum: TPI

09-03-2018, 10:55 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

Im with you Orr, however research... no quantitive experience otherwise has said that having the injectors bottomed out severely causes the injectors to ride open, hindering the cycle. I’ll try and...

Forum: TPI

09-03-2018, 09:51 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

https://cimg6.ibsrv.net/gimg/www.thirdgen.org-vbulletin/640x1136/80-b40e17ed_dafc_4825_af23_ed7ef96d720d_5bf832a4ab8a64387092107c48c6db2ef946688e.png

I can’t find the other post but, he said he...

Forum: TPI

09-03-2018, 09:37 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

They actually are alittle on the high side, just because I really wanted to isolate the situation. I’ll probably tighten them down a smidge more. No leaks otherwise.

Forum: TPI

09-03-2018, 09:29 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

https://cimg3.ibsrv.net/gimg/www.thirdgen.org-vbulletin/1370x860/80-80e366a7_8db2_4647_90ca_22ba570a26f7_7b2bf3c6314583657da6a698e5de480b758970da.jpegHere is a shot during the valve seal job where...

Forum: TPI

09-03-2018, 09:17 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

It threw me through a loop as well, I’ve built 3 TPI based engines, none of which had a Big Mouth intake base, so this has been a first for me as well. According to the TPIS instructions, step 7 in...

Forum: TPI

09-03-2018, 03:10 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

Update:

Shimmed the fuel rail with 2 standard washers a piece on the fuel rail towers.. no clearance issues with the plenum, obscenely loud ticking symptom is gone, just your standard injector...

Forum: TPI

09-02-2018, 11:48 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

The injectors are OEM, I cannot emphasize enough that I’m not making this up. The injectors are bottomed out at the intake base bungs (more or less) and I know for a fact after 12 years of playing...

Forum: TPI

09-02-2018, 11:24 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

Circa 2006:

https://www.corvetteforum.com/forums/c4-general-discussion/1309424-clicking-sound-from-engine-what.html

Another:
...

Forum: TPI

09-02-2018, 11:20 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

I’ve been around quite awhile myself, and while most posts and research suggest it is normal for TPI engines to tick that loud... however, I do not agree. If you search enough, you will find quite a...

Forum: TPI

09-02-2018, 09:04 PM

Replies: 21

Views: 1,774

Posted By TPI

Re: TPiS Big Mouth Fuel Rail Shims

I’m awaiting confirmation from another member on a Corvette forum but, 1/4” washer shims on the fuel rail towers should provide relief. I’ve noticed loud ticking and decreased performance, (ie...

Forum: TPI

09-02-2018, 12:57 PM

Replies: 21

Views: 1,774

Posted By TPI

TPiS Big Mouth Fuel Rail Shims

Hey friends,

I thought I was going crazy with a collapsed lifter, thankfully.. I’m not crazy. I’ve searched thoroughly, after reading the Big Mouth requires shimming of the rail so the injectors...

Forum: TPI

10-12-2016, 10:11 AM

Replies: 4

K&N on TB good or no?

Views: 732

Posted By TPI

Re: K&N on TB good or no?

Not that I have any physical proof or paperwork.. but, the sheer location alone enables the heat to move
to the filter from the engine, radiator, and the heat that the radiator fans move.

In...

Forum: Cooling

07-22-2016, 11:09 AM

Replies: 5

AC removed and 2nd Fan won't kick on

Views: 580

Posted By TPI

Re: AC removed and 2nd Fan won't kick on

The aux fan operates when head pressure from the A/C reaches a certain parameter, when I get home a can snap a picture of the diagnosis and the diagram that has that circuit, and how it interfaces...

Forum: TPI

07-22-2016, 10:58 AM

Replies: 59

TPI is prettiest

Views: 7,686

Posted By TPI

Re: TPI is prettiest

Great looking TPI car zero..

Forum: Cooling

07-22-2016, 10:44 AM

Replies: 5

Views: 745

Posted By TPI

Re: '88 GTA Cooling Fans Resolved.

I probably should have posted up here before I began the repair, because I ordered the same
Delphi weathpak kit, with the "correct" crimpers! But, at least now I know there is the potential for...

Forum: Cooling

07-11-2016, 08:49 AM

Replies: 5

Views: 745

Posted By TPI

Re: '88 GTA Cooling Fans Resolved.

Note: Grey is Green/White on the other side of the weather pack.

Forum: Cooling

07-11-2016, 08:38 AM

Replies: 5

Views: 745

Posted By TPI

Re: '88 GTA Cooling Fans Resolved.

I will try to scan up the troubleshoot flow charts, and harness diagrams in this thread.
It is about 18 pages of nothing but cooling fan diagnosis for all models.

Forum: Cooling

07-11-2016, 08:32 AM

Replies: 5

Views: 745

Posted By TPI

'88 GTA Cooling Fans Resolved.

Hello all,

Just wanted to contribute to the sub-forum, as I spent a better part of three weeks troubleshooting, poking and prodding at my wiring harness as to why my Primary, and Auxiliary Fans...

Forum: TPI

04-15-2016, 08:18 AM

Replies: 10

What should I do with my new TPI car??

Views: 2,172

Posted By TPI

Re: What should I do with my new TPI car??

Digging the car, have fun with her! Strongly considering grabbing my 3rd T/A TPI car very soon. Need more garage please.

Forum: TPI

10-16-2015, 09:19 AM

Replies: 90

tpi motor pics

Views: 40,807

Posted By TPI

Re: tpi motor pics

Helluva job detailing every nook and cranny zero13. Magnificent.

Forum: TPI

10-16-2015, 09:07 AM

Replies: 39

desperately seeking help!!!

Views: 1,180

Posted By TPI

Re: desperately seeking help!!!

Just a little sea story here.. But, I had the same issue with my T/A. Fuel pressure was
reading correctly, it primed correctly with no signs of failing. The car barely idled, and
under load it...

Forum: TPI

06-29-2015, 08:48 AM

Replies: 3

10 common TPI mistakes

Views: 986

Posted By TPI

Re: 10 common TPI mistakes

It is crazy to read that our thirdgen cars are next up in the hotrodding
circle of life, as the older popular platforms are getting few and far
between or end up costing you your first born child...

Forum: Tech / General Engine

05-29-2015, 06:16 PM

Replies: 17

another guy with a weird clicking noise problem

Views: 871

Posted By TPI

Re: another guy with a weird clicking noise problem

I respectfully disagree sir. And, I'm still siding with injectors as the culprit.

Forum: Tech / General Engine

05-18-2015, 01:43 PM

Replies: 17

another guy with a weird clicking noise problem

Views: 871

Posted By TPI

Re: another guy with a weird clicking noise problem

Well, that is the funny thing.. It only really "clicks" under load while
moving which is pretty hard to locate! Either way, It is what it is..

Forum: Tech / General Engine

05-18-2015, 10:00 AM

Replies: 17

another guy with a weird clicking noise problem

Views: 871

Posted By TPI

Re: another guy with a weird clicking noise problem

Never thought about the FPR, hell.. Im curious now too! Nice call.

Forum: Tech / General Engine

05-15-2015, 08:45 AM

Replies: 17

another guy with a weird clicking noise problem

Views: 871

Posted By TPI

Re: another guy with a weird clicking noise problem

An exhaust leak would be pretty apparent if that were the case. From my own experience, the clicking under
load and acceleration is none other than your fuel injectors. It seems fairly pronounced...

Forum: TPI

05-09-2015, 03:58 AM

Replies: 23

New to 3rd Gen TPI got 89 5.7 has not run since 2012

Views: 1,130

Posted By TPI

Re: New to 3rd Gen TPI got 89 5.7 has not run since 2012

Ive done the job more than a dozen times.. Though, it gets easier with experience I highly recommend having a buddy with you. Also, if you can remove as much fuel as possible before removing the...

Forum: Body

06-17-2014, 07:40 PM

Replies: 29

My car is in the paint booth!

Views: 3,444

Posted By TPI

Re: My car is in the paint booth!

That car is so beautifully black it makes the rims look grey, outstanding work!

Forum: Body

06-17-2014, 07:20 PM

Replies: 23

Views: 2,312

Posted By TPI

Re: Safely removing emblem badging?

334749 (http://s76.photobucket.com/user/UDTFrog/media/transam.jpg.html)

334750 (http://s76.photobucket.com/user/UDTFrog/media/transam1.jpg.html)

334751...

Forum: Body

06-17-2014, 05:38 PM

Replies: 23

Views: 2,312

Posted By TPI

Re: Safely removing emblem badging?

Update on the progress, I had the car professionally buffed and worked, addressing the
issue of the adhesive outline and the minor paint fade. I must say I am impressed with
the outcome even...

Forum: Auto Detailing and Appearance

06-17-2014, 10:25 AM

Replies: 576

All Members One Pic ONLY!

Views: 84,438

Posted By TPI

Re: All Members One Pic ONLY!

Stupid nice looking Z.

Forum: TPI

06-16-2014, 07:18 AM

Replies: 29

Will these 350 TPI add ons actually make more power?

Views: 3,396

Posted By TPI

Re: Will these 350 TPI add ons actually make more power?

People have different ways to go fast, and in this regard I just advised against it considering what he is trying to accomplish.

The story would be alot different if the said engine was a 383...

Forum: TPI

06-15-2014, 04:31 PM

Replies: 29

Will these 350 TPI add ons actually make more power?

Views: 3,396

Posted By TPI

Re: Will these 350 TPI add ons actually make more power?

The guy is talking about very minor bolt-on's and people are suggesting de-finning MAF's? ...really?

Apologies in advance, but I say no. Get the car to run cooler, jam cold air down its mouth,...

Forum: TPI

06-15-2014, 02:09 PM

Replies: 29

Will these 350 TPI add ons actually make more power?

Views: 3,396

Posted By TPI

Re: Will these 350 TPI add ons actually make more power?

Definitely do not descreen or cut the fins out of the MAF, there are far better ways to make these engine run quicker. Cam/tune, ignition and a CAI will make the car move, if you want more.. Stall,...

Forum: Body

06-12-2014, 06:15 AM

Replies: 23

Views: 2,312

Posted By TPI

Re: Safely removing emblem badging?

Well, the majority of the adhesive is off... However, I still have either some residual or an outline of the badging on all 4 areas! I'll keep trying to work it.. But I may need some professional...

Forum: Body

06-11-2014, 03:01 PM

Replies: 23

Views: 2,312

Posted By TPI

Re: Safely removing emblem badging?

I appreciate the education on the subject, so far the process is going quite well... Still persuading the last of the adhesive off, but the finish is looking good. I'm trying to track down some of...

Forum: Body

06-11-2014, 06:27 AM

Replies: 23

Views: 2,312

Posted By TPI

Re: Safely removing emblem badging?

The waxed dental floss worked like a charm! Today I will be using the Goof-off to work
the remaining adhesive/foam off the sails and fender emblems..

Quick question though, to re-attach the said...

Forum: Body

06-08-2014, 04:49 PM

Replies: 23

Views: 2,312

Posted By TPI

Re: Safely removing emblem badging?

That sounds like a promising course of action Craig!
ill give it a go tomorrow night! Im placing an order of
new emblems as we speak..

Thanks!

-Austin

Forum: Body

06-08-2014, 03:08 PM

Replies: 23

Views: 2,312

Posted By TPI

Re: Safely removing emblem badging?

The emblems in question are the hard placard GTA type insignias, which were placed in the wrong locations by someone none the wiser to the actual placement.. But nonetheless the RPO codes verify a...

Forum: Body

06-08-2014, 01:10 PM

Replies: 23