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Search: Posts Made By: bigvette1
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Forum: C3 Tech/Performance
11-07-2023, 06:10 PM
Replies: 5
Views: 234
Posted By bigvette1

Low airflow from Dash

My 73 has very low airflow in all positions on the wheel. There is a C4 conversion fan and a new vacuum device in the air bland door. You can hear and feel the fan running at low to high speeds,...
Forum: C3 Tech/Performance
07-24-2023, 11:19 AM
Replies: 2
Views: 346
Posted By bigvette1

73 Seat size

I have a 73 coupe. The seats are comfy but I am too big and experience cramped legs. Do any of the later models have thinner seats that would gain some more room? Thanks
Forum: C3 Tech/Performance
11-27-2021, 11:40 AM
Replies: 43
Views: 3,077
Posted By bigvette1

Have used Champion 4 core for about 5 yrs now. ...

Have used Champion 4 core for about 5 yrs now. Holds the temp between 185-195 using the stock fan and clutch. Probably 200 cheaper than DeWitt which is super but $$ count. Look them up and compare.
Forum: C3 Tech/Performance
10-14-2021, 06:48 PM
Replies: 4
Views: 404
Posted By bigvette1

A6 Compressor Gasket

My A6 compressor had a gasket that held 2 filters for the connection of the manifold (hoses) to the compressor. Unfortunately it is gone. Any ideas of where to get a replacement>?
Forum: C3 Tech/Performance
10-11-2021, 07:01 PM
Replies: 107
Views: 8,316
Posted By bigvette1

I have a 73 BB and cooling was an issue from day...

I have a 73 BB and cooling was an issue from day 1 especially in slow traffic or stops signs. i improved the cooling with:
- Either a flow cooler or Stewart stage 2 waterpump
- 180 degree T-Stat...
Forum: C3 General
09-03-2021, 07:07 PM
Replies: 19
Views: 12,848
Posted By bigvette1

Is the vent door open when in vent position and...

Is the vent door open when in vent position and closed when other positions?
Forum: C3 Tech/Performance
08-25-2021, 07:44 PM
Replies: 19
Views: 1,887
Posted By bigvette1

No extra cooling pressures with closing both...

No extra cooling pressures with closing both hoses off? Thx
Forum: C3 Tech/Performance
08-25-2021, 07:37 PM
Replies: 3
Views: 375
Posted By bigvette1

Air Vent Door

Under what positions on the thumb wheel for heat, vent and A/C should the vent door in the passengers kick panel be open and closed? Thanks for the info and tolerance of this questions.
Forum: C3 Tech/Performance
08-24-2021, 12:54 PM
Replies: 17
Views: 2,612
Posted By bigvette1

When you fixed the AC system on R134a, did you...

When you fixed the AC system on R134a, did you remove the compressor to drain and put in R134a oil, believe is PAG oil. If so how much did you put in? Did you change the VIR to a VIR eliminator? ...
Forum: C3 Tech/Performance
06-27-2021, 04:19 PM
Replies: 18
Views: 2,376
Posted By bigvette1

How long did it sit between runs? A Q-jet will...

How long did it sit between runs? A Q-jet will evaporate dry in say 3 days. This will also lose the prime for the accelerator pump. If you pump to set the choke and crank for maybe 10 seconds it...
Forum: C3 Tech/Performance
06-27-2021, 04:16 PM
Replies: 30
Views: 1,233
Posted By bigvette1

Get the car if possible up on 4 jack stands. ...

Get the car if possible up on 4 jack stands. Bleed in the order of : RR (inner the outer bleed), LR (inner then outer bleed), RF, LF

I have gone the route of the peddle pumping, the vacuum pump...
Forum: C3 Tech/Performance
06-27-2021, 01:14 AM
Replies: 4
Views: 457
Posted By bigvette1

Seat Thickness

Has anyone changed the seats in a C3 to get more room in the drivers position? If so what was the change?
Forum: C3 Tech/Performance
06-27-2021, 12:57 AM
Replies: 5
Views: 947
Posted By bigvette1

Type of AC compressor?

I am in the process of fixing the AC in a 73. can I have some thoughts on keepint the A6 compressor vs changing it to the smaller type?
Forum: C3 Tech/Performance
05-09-2021, 11:52 AM
Replies: 1
Views: 323
Posted By bigvette1

Flow Master

Any idea if flow master makes or a 3rd party modifies the standard flowmaster series 50 with the correct pipe and angles for a C3 exhaust.?
Forum: C3 Tech/Performance
04-04-2021, 03:04 PM
Replies: 1
Views: 647
Posted By bigvette1

73 - 454 Exhaust Manifolds

I have Dorman BBC exhaust manifolds # 5013905 and 5013906. It seems the rt side is ok but the flair on the left or drivers side is not correct and interferes with the steering box.
Any ideas if...
Forum: C3 Tech/Performance
12-26-2020, 06:08 AM
Replies: 17
Views: 2,805
Posted By bigvette1

Thanks to all for their replys.

Thanks to all for their replys.
Forum: C3 Tech/Performance
12-21-2020, 10:52 PM
Replies: 17
Views: 2,805
Posted By bigvette1

Edelbrock Choke Issues

I have a Edelbrock 1411 with Electric Choke. The choke function works fine, closes and opens as the coil heats. The problem is the fast idle cam, specifically how it is tied to the choke motion....
Forum: C3 Tech/Performance
12-14-2020, 12:05 PM
Replies: 8
Views: 2,244
Posted By bigvette1

Be careful If the Corvette Central package is my...

Be careful If the Corvette Central package is my Magna Flow - good pipes and mufflers etc., but... the do not make one to fit an automatic. Learned the hard way.
Forum: C3 General
12-14-2020, 11:59 AM
Replies: 2
Views: 428
Posted By bigvette1

Check out the Doc Rebuild catalog. Good diagrams.

Check out the Doc Rebuild catalog. Good diagrams.
Forum: C3 Tech/Performance
12-14-2020, 11:56 AM
Replies: 8
Views: 546
Posted By bigvette1

Water Pump Choice

Water Pump?? Have a BB that requires the 3/4" front. Any ideas of brand to get? Like Delco, Flow cooler, Generic, Stewart, Edelbrock? I think the high flow is better for the BB and cooling.
Forum: C3 General
10-25-2020, 09:04 PM
Replies: 5
Views: 588
Posted By bigvette1

I have a 73 and same issue. To check I loosen...

I have a 73 and same issue. To check I loosen the alternator and push it out of the way. Not too often.
Forum: C3 Tech/Performance
10-12-2020, 05:35 PM
Replies: 46
Views: 3,023
Posted By bigvette1

Older cap -- maybe corrosion and changing the...

Older cap -- maybe corrosion and changing the wire and now not good connections.
Forum: C3 Tech/Performance
10-12-2020, 05:32 PM
Replies: 13
Views: 779
Posted By bigvette1

Not only do the Q-jets need vacuum to run right,...

Not only do the Q-jets need vacuum to run right, unless you modify, remember with power brakes less than 14-15 makes life miserable.
Forum: C3 Tech/Performance
10-12-2020, 05:30 PM
Replies: 13
Views: 779
Posted By bigvette1

CC tells you exactly a good receipe for the cam ...

CC tells you exactly a good receipe for the cam
Mutha' Thumpr™ 235/249 Hydraulic Flat Cam and Lifter Kit for Chevrolet Big Block 396-454. High performance street/strip, needs 9:1 compression, 2400+...
Forum: C3 Tech/Performance
10-12-2020, 05:28 PM
Replies: 13
Views: 779
Posted By bigvette1

Stock 73 454's with 049 heads was right at 8.5:1....

Stock 73 454's with 049 heads was right at 8.5:1. Unless someone modified the heads and changed pistons that is what you are looking at.
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