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Search: Posts Made By: zwede
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Forum: C3 Tech/Performance
04-16-2024, 09:35 AM
Replies: 8
Views: 366
Posted By zwede

As stub axles wear the flange moves closer to the...

As stub axles wear the flange moves closer to the side of the diff case. Eventually the flange cuts into the diff case and makes it impossible to install a new stub axle seal (new one falls out...
Forum: C3 Tech/Performance
10-23-2023, 09:11 AM
Replies: 6
Views: 221
Posted By zwede

I suspect the Torker II is the cause of his...

I suspect the Torker II is the cause of his problems now and would also screw up MPFI. Very short runners and small plenum so uneven air distribution as well as fuel robbing. Fuel can be pushed back...
Forum: C3 Tech/Performance
10-22-2023, 10:12 PM
Replies: 6
Views: 221
Posted By zwede

I know you said no L88 hood, but it does make...

I know you said no L88 hood, but it does make things a lot easier...

https://cimg3.ibsrv.net/gimg/www.corvetteforum.com-vbulletin/1400x1050/engine_1_6c9ba510365a6529aba5c4a5dd6dee2329cacb16.jpg
Forum: C3 Tech/Performance
07-31-2023, 08:42 PM
Replies: 7
Views: 599
Posted By zwede

Yes, unique to the 63-79 Corvette. Summit racing...

Yes, unique to the 63-79 Corvette. Summit racing has plenty:
...
Forum: C3 Tech/Performance
07-15-2023, 09:12 AM
Replies: 25
Views: 2,463
Posted By zwede

They're not like the OEM versions. I put the...

They're not like the OEM versions. I put the original Tremec TKO in my '71 20 years ago. It's a street car that's also been on a road course and drag strips. Never had a single problem with it and it...
Forum: C3 Tech/Performance
05-21-2023, 09:20 AM
Replies: 20
Views: 4,591
Posted By zwede

I had that problem on my '71 when I ran a HEI. I...

I had that problem on my '71 when I ran a HEI. I had the electric fans set to stay off until coolant got to 210F. The stagnant air in the engine compartment made the ignition module overheat.

I...
Forum: C3 Tech/Performance
05-08-2023, 01:55 PM
Replies: 11
Views: 1,391
Posted By zwede

Yep. I think the reasoning in the last answer is...

Yep. I think the reasoning in the last answer is wrong but still impressive. Keep in mind this is ChatGPT-3. Version 4 is supposed to be much better. After that I asked it to size fuel injectors for...
Forum: C3 Tech/Performance
04-29-2023, 09:51 PM
Replies: 18
Views: 895
Posted By zwede

Agreed. Hard pass.

Agreed. Hard pass.
Forum: C3 Tech/Performance
11-01-2022, 10:23 AM
Replies: 14
Views: 889
Posted By zwede

I can confirm it's the carb. My 71 had the same...

I can confirm it's the carb. My 71 had the same problem and with an attached garage I was worried about fumes getting into the house, they were that strong. After I converted to EFI I have never...
Forum: C3 Tech/Performance
10-16-2022, 09:43 AM
Replies: 3
Views: 643
Posted By zwede

I did this on my 454 LS-5 about 20 years ago....

I did this on my 454 LS-5 about 20 years ago. It's a bit of money but no worries of flat cams or oil additives and it makes more power.

What I needed:

Camshaft (obviously). Tons available. I...
Forum: C3 Tech/Performance
09-15-2022, 03:51 PM
Replies: 31
Views: 2,807
Posted By zwede

Helped a friend in Sweden buy one 20 years ago...

Helped a friend in Sweden buy one 20 years ago and get it over to him. He put it in his '73 vette. He still has it and still running fine.
Forum: C3 Tech/Performance
08-23-2022, 05:46 PM
Replies: 8
Views: 389
Posted By zwede

You need the proper sender.

You need the proper sender.
Forum: C3 Tech/Performance
08-22-2022, 10:03 PM
Replies: 8
Views: 389
Posted By zwede

I recently got a sender from ZIP and it is...

I recently got a sender from ZIP and it is correct. I have EFI with its own sender and the EFI reading matches the gauge. PN M-3518 $28.99.
Forum: C3 Tech/Performance
08-22-2022, 10:52 AM
Replies: 16
Views: 867
Posted By zwede

The C2/C3 rear suspension has no upper link which...

The C2/C3 rear suspension has no upper link which means the weight of the car is pushing the half shafts and stub axles into the diff. There's no shimming that can prevent this. The shims that are...
Forum: C3 Tech/Performance
08-22-2022, 08:22 AM
Replies: 16
Views: 867
Posted By zwede

With that much play you're through the hardening...

With that much play you're through the hardening of the stub axle ends and wearing the soft inner metal. Any shims at this point is a very temporary fix.
Forum: C3 Tech/Performance
08-19-2022, 08:06 PM
Replies: 15
Views: 744
Posted By zwede

It's been years since I did the LED conversion on...

It's been years since I did the LED conversion on my 71 but I remember the front side marker is the problem. It's wired to come on with the running lights and then flash with the blinker. The stock...
Forum: C3 Tech/Performance
08-17-2022, 08:24 PM
Replies: 9
Views: 874
Posted By zwede

Check with Ben. He might have a used 77 in stock....

Check with Ben. He might have a used 77 in stock. theCorvetteBen on facebook. Tried a link but the forum mangles it.
Forum: C3 Tech/Performance
06-22-2022, 10:32 AM
Replies: 12
Views: 726
Posted By zwede

Same here. Over 10 years on my McLeod street twin...

Same here. Over 10 years on my McLeod street twin and original TKO (before they put numbers behind them). No problems.
Forum: C3 Tech/Performance
05-04-2022, 08:24 AM
Replies: 11
Views: 835
Posted By zwede

I've removed the dash after just lowering the...

I've removed the dash after just lowering the steering column but I recommend removing the column from the car. It's only a few more bolts and makes the job so much easier. I remove the 2 bolts from...
Forum: C3 Tech/Performance
05-03-2022, 09:24 AM
Replies: 11
Views: 835
Posted By zwede

There's a shaft inside the speedo with gears on...

There's a shaft inside the speedo with gears on both sides. I don't know if all are plastic from the factory but mine was and it snapped. I replaced it with a metal one I took from a repro speedo but...
Forum: C3 Tech/Performance
04-19-2022, 08:00 PM
Replies: 8
Views: 533
Posted By zwede

Those look like the correct part numbers to me....

Those look like the correct part numbers to me. You can post questions here: https://forums.holley.com/forumdisplay.php?49-HP-EFI Danny is the semi-official Holley tech support there and very...
Forum: C3 Tech/Performance
03-21-2022, 11:32 PM
Replies: 32
Views: 2,645
Posted By zwede

https://cimg1.ibsrv.net/gimg/www.corvetteforum.com...

https://cimg1.ibsrv.net/gimg/www.corvetteforum.com-vbulletin/600x450/cci_2di03l_xl_f2431049020a46207b18ff8ba7d917f68eb05af8.jpg
These are an easy solution for getting rid of drone as well as making...
Forum: C3 Tech/Performance
03-08-2022, 04:04 PM
Replies: 5
Views: 505
Posted By zwede

That's what I used on my '71 with Holley HP EFI....

That's what I used on my '71 with Holley HP EFI. Makes for a clean install, no Bubba.
Forum: C3 Tech/Performance
03-03-2022, 05:24 PM
Replies: 5
Views: 2,962
Posted By zwede

When I searched on Summit they show 33...

When I searched on Summit they show 33 Powermaster starters for C3s. No idea why they need so many models!

Anyway, I have the cheapest one, the 9100. 5 years old now and still works perfectly.
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