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Search: Posts Made By: Sigforty
Showing results 1 to 25 of 499
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Forum: C3 Tech/Performance
02-14-2024, 09:33 AM
Replies: 46
Views: 1,088
Posted By Sigforty

I ran a Spal fan without the shroud on my 1971...

I ran a Spal fan without the shroud on my 1971 for a long time. It had the small manual transmission radiator and the fan fit well. If you have a bigger 26" or 27" core, I would go dual fans with a...
Forum: C3 Tech/Performance
01-05-2024, 02:02 PM
Replies: 168
Views: 15,287
Posted By Sigforty

Sorry for your loss Lars, prayers for your family.

Sorry for your loss Lars, prayers for your family.
Forum: C3 Tech/Performance
12-15-2023, 02:04 PM
Replies: 14
Views: 558
Posted By Sigforty

You can run the cable closer, but you are using...

You can run the cable closer, but you are using the wrong bracket for your setup. The cable bracket you have is for a factory q-jet, and you need to get a different style if you want it to work...
Forum: C3 Tech/Performance
12-15-2023, 02:01 PM
Replies: 8
Views: 389
Posted By Sigforty

They are currently run with a MSD setup, but a...

They are currently run with a MSD setup, but a few years ago I had them with a HEI distributor.
Forum: C3 Tech/Performance
12-15-2023, 02:00 PM
Replies: 11
Views: 560
Posted By Sigforty

What year car? The c3 has a few different...

What year car? The c3 has a few different harnesses based on years.
Forum: C3 Tech/Performance
12-15-2023, 01:59 PM
Replies: 17
Views: 498
Posted By Sigforty

The 1330 was stock in my 1971, and I do not think...

The 1330 was stock in my 1971, and I do not think there is any difference in the tunnel with a 1969.
Forum: C3 Tech/Performance
12-15-2023, 09:02 AM
Replies: 8
Views: 389
Posted By Sigforty

I have used NGK FR5 as a replacement for those...

I have used NGK FR5 as a replacement for those Champion plugs.
Forum: C3 Tech/Performance
12-15-2023, 08:38 AM
Replies: 29
Views: 867
Posted By Sigforty

I had the best luck with using bread. The bread...

I had the best luck with using bread. The bread does not squish out like the grease.
Forum: C3 Tech/Performance
12-14-2023, 08:45 AM
Replies: 108
Views: 5,075
Posted By Sigforty

Nice work!

Nice work!
Forum: C3 Tech/Performance
12-14-2023, 08:40 AM
Replies: 6
Views: 304
Posted By Sigforty

TCS wire and jumper would get my vote. It goes...

TCS wire and jumper would get my vote. It goes into a dual prong temp sensor in the passenger head....
Forum: C3 Tech/Performance
11-16-2023, 03:29 PM
Replies: 5
Views: 387
Posted By Sigforty

I used a spacer on the header bolt that the...

I used a spacer on the header bolt that the bracket connects to and then massaged some of the holes to make everything line up and work.
Forum: C3 Tech/Performance
11-02-2023, 05:14 PM
Replies: 5
Views: 312
Posted By Sigforty

If he got an untouch zz4 it should have the...

If he got an untouch zz4 it should have the flexplate from the factory. You are correct, it is a one piece seal.
Forum: C3 Tech/Performance
11-02-2023, 08:36 AM
Replies: 5
Views: 312
Posted By Sigforty

I did the ZZ4 20 years ago, but with a 4 speed. ...

I did the ZZ4 20 years ago, but with a 4 speed. I think with the auto it should be even easier since you do not need to change the flexplate to a flywheel.
Forum: C3 Tech/Performance
11-01-2023, 03:55 PM
Replies: 11
Views: 755
Posted By Sigforty

This link shows you how to pull them apart and...

This link shows you how to pull them apart and fix them. The issue is the lack of seals internally.
https://www.corvette-101.com/relays.htm
Forum: C3 Tech/Performance
10-20-2023, 01:21 PM
Replies: 19
Views: 679
Posted By Sigforty

If you have numbers from assembly manuals or...

If you have numbers from assembly manuals or parts books, you can match them up to items at AMK. I buy quite a few things from them, when I can find them. https://www.amkproducts.com/
Forum: C3 Tech/Performance
10-05-2023, 04:19 PM
Replies: 10
Views: 314
Posted By Sigforty

What does the radiator support look like? If it...

What does the radiator support look like? If it is stock, the biggest radiator from the factory is a 27.5" core from a 69-72 big block car. Dewitt's makes an aluminum version with 1" tubes and a HD...
Forum: C3 Tech/Performance
09-22-2023, 08:23 AM
Replies: 17
Views: 554
Posted By Sigforty

Best thing he can do is invest in a good AFR...

Best thing he can do is invest in a good AFR meter. It is the easiest way to see exactly what it is doing where. I did my carb tuning on a dyno. I have a more modified 454 and it is at 76/86...
Forum: C3 Tech/Performance
09-13-2023, 01:10 PM
Replies: 22
Views: 1,551
Posted By Sigforty

Depends on how you want it plumbed. For rubber...

Depends on how you want it plumbed. For rubber hoses, you will need 2 1/2" NPT to hose barb fittings. You could also do 1/2" NPT to AN fitting and then modify your line from the tank with an AN...
Forum: C3 Tech/Performance
09-07-2023, 03:12 PM
Replies: 18
Views: 703
Posted By Sigforty

If your car is a non-AC car, then the vintage air...

If your car is a non-AC car, then the vintage air system for the vehicle will work of a 2 groove water pump pulley. If you vehicle is an AC car, then they would use the 3 groove water pump pulley.
Forum: C3 Tech/Performance
09-07-2023, 11:57 AM
Replies: 23
Views: 3,501
Posted By Sigforty

Do you know what size IFR is in the carb? Does...

Do you know what size IFR is in the carb? Does the metering block have an adjustable IFR? If you want to work with the idle fuel, you need to get the right size IFR to allow the mixture screws to...
Forum: C3 Tech/Performance
08-30-2023, 03:33 PM
Replies: 15
Views: 1,046
Posted By Sigforty

I put a Powermaster 9526 on my 1971 corvette. ...

I put a Powermaster 9526 on my 1971 corvette. The only issue I had was the stock bellhousing cover with the raised sections didn't work. I made a new cover our of some sheet metal. The starter...
Forum: C3 Tech/Performance
08-25-2023, 08:39 AM
Replies: 24
Views: 1,499
Posted By Sigforty

Moog is the way to go. Even if it is not USA...

Moog is the way to go. Even if it is not USA made, it should be up to their quality standards.
Forum: C3 Tech/Performance
08-18-2023, 05:15 PM
Replies: 5
Views: 270
Posted By Sigforty

Lectric Limited is a nice one. I bought all of...

Lectric Limited is a nice one. I bought all of their wiring to replace everything in my 1971.
Forum: C3 General
08-11-2023, 05:51 PM
Replies: 6
Views: 403
Posted By Sigforty

Stewart Stage 2 is what I went with almost 20...

Stewart Stage 2 is what I went with almost 20 years ago. They are a great pump. You can use another thermostat, but you need to drill some 3/16" holes in them for flow. The stage 2 pump does away...
Forum: C3 Tech/Performance
08-11-2023, 04:07 PM
Replies: 15
Views: 591
Posted By Sigforty

The plate is there to reinforce the fiberglass...

The plate is there to reinforce the fiberglass where the steering column/pedal box support attaches with those bolts thru the wiper cowl.
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