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Search: Posts Made By: MacVette86
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Forum: C3 Tech/Performance
02-24-2016, 07:31 PM
Replies: 15
Views: 6,962
Posted By MacVette86

Yes, I've since discovered that they are indeed...

Yes, I've since discovered that they are indeed American Racing Vector rims.
Forum: C3 Tech/Performance
04-23-2015, 01:36 PM
Replies: 16
Views: 2,206
Posted By MacVette86

OK, thanks for the advice, I'll check both these...

OK, thanks for the advice, I'll check both these things.
Forum: C3 Tech/Performance
04-22-2015, 06:34 PM
Replies: 16
Views: 2,206
Posted By MacVette86

OK, let me try to make it clearer. I start off...

OK, let me try to make it clearer. I start off from a dead stop and mash the pedal to the floor. Car accelerates normal until it's just about to shift into 2nd and then it bogs and starts to lose...
Forum: C3 Tech/Performance
04-22-2015, 01:14 PM
Replies: 16
Views: 2,206
Posted By MacVette86

I just replaced the vacuum advance can, could...

I just replaced the vacuum advance can, could that be the issue?
Forum: C3 Tech/Performance
04-21-2015, 01:01 PM
Replies: 16
Views: 2,206
Posted By MacVette86

No I haven't noticed how much the RPM's drop, but...

No I haven't noticed how much the RPM's drop, but it's very significant as the car just hangs until I let off the gas a bit. Then it will shift.
Forum: C3 Tech/Performance
04-21-2015, 10:41 AM
Replies: 16
Views: 2,206
Posted By MacVette86

I should have mentioned that this just started...

I should have mentioned that this just started after I found out my vacuum advance can was bad and replaced it. Timing is set to 12 degrees base and it's at 31 degrees with the vacuum advance...
Forum: C3 Tech/Performance
04-20-2015, 07:42 PM
Replies: 16
Views: 2,206
Posted By MacVette86

engine bogs just before 1-2 shift at WOT

I have a 1977 Vette, L48, TH350 with a Qjet. When I accelerate hard from a stop (WOT) the engine will cut out briefly just before the 1-2 shift. It doesn't do this on the 2-3 shift or at part...
Forum: C3 Tech/Performance
03-31-2015, 06:03 PM
Replies: 26
Views: 3,595
Posted By MacVette86

Took the Vette out last night for a test drive...

Took the Vette out last night for a test drive and it runs and idles so much better now! Thanks again to everyone for all the help and suggestions.
Forum: C3 Tech/Performance
03-29-2015, 03:02 PM
Replies: 26
Views: 3,595
Posted By MacVette86

Silvertone, you were absolutely correct. I bought...

Silvertone, you were absolutely correct. I bought a vacuum pump and tested the vacuum advance can. It was leaking badly. So I purchased a new one (BWD V384) and installed it. Still no vacuum advance...
Forum: C3 Tech/Performance
03-23-2015, 06:12 PM
Replies: 26
Views: 3,595
Posted By MacVette86

OK, thanks.

OK, thanks.
Forum: C3 Tech/Performance
03-23-2015, 03:25 PM
Replies: 26
Views: 3,595
Posted By MacVette86

What is "the suck test on the vacuum advance...

What is "the suck test on the vacuum advance can"? I've never heard of this before.
Forum: C3 Tech/Performance
03-23-2015, 12:36 AM
Replies: 26
Views: 3,595
Posted By MacVette86

mr303, what did you set your initial timing at?

mr303, what did you set your initial timing at?
Forum: C3 Tech/Performance
03-21-2015, 05:43 PM
Replies: 26
Views: 3,595
Posted By MacVette86

It's been going on for a while. I decided to...

It's been going on for a while. I decided to start from scratch and adjust everything again. I adjusted the idle set screw so I was at 750 RPM in park and 600 RPM in drive. (Note that I`m using the...
Forum: C3 Tech/Performance
03-21-2015, 02:57 PM
Replies: 26
Views: 3,595
Posted By MacVette86

According to Lars paper on how to set up timing...

According to Lars paper on how to set up timing for performance, he states that initial timing should not be lower than 12 degrees and 18 degrees is optimal as long as it doesn't result in more than...
Forum: C3 Tech/Performance
03-19-2015, 01:52 PM
Replies: 26
Views: 3,595
Posted By MacVette86

Yes, I did turn out the mixture screws approx 2...

Yes, I did turn out the mixture screws approx 2 turns. Made it idle a bit higher, but no change on the part throttle stumble/hesitation. I really did a lot of searching on the forum before posting...
Forum: C3 Tech/Performance
03-18-2015, 05:44 PM
Replies: 26
Views: 3,595
Posted By MacVette86

I'm going to get the Q-Jet rebuilt at a local...

I'm going to get the Q-Jet rebuilt at a local carb shop. They have 30 years experience with Q-Jets and actually told me to stay with my Q-Jet when I asked about switching to a Holley carb. They claim...
Forum: C3 Tech/Performance
03-18-2015, 11:08 AM
Replies: 26
Views: 3,595
Posted By MacVette86

Yes, I removed the air cleaner and with the car...

Yes, I removed the air cleaner and with the car not running I used a flashlight to check that there was a strong squirt of gas on both sides of the carb when I operated the throttle. BTW, the...
Forum: C3 Tech/Performance
03-17-2015, 07:17 PM
Replies: 26
Views: 3,595
Posted By MacVette86

When is it the carb?

I'm having an issue where the engine runs rough/stutters when I slowly give it the gas from idle up to about 2000 rpm. My vette is a 77 with L48, quadrajet and TH350. Here's what I've done to date...
Forum: C3 Tech/Performance
03-07-2015, 07:52 PM
Replies: 3
Views: 443
Posted By MacVette86

Thought I had solved this issue but apparently...

Thought I had solved this issue but apparently not. Yes, switching the positions of the red and brown wire did make the GEN light go out when the car is not running, but it does not come on now when...
Forum: C3 Tech/Performance
03-07-2015, 05:56 PM
Replies: 3
Views: 443
Posted By MacVette86

Well, of course after writing a novel about this...

Well, of course after writing a novel about this issue and asking for help, I discovered the fix. I had searched the forum for "GEN light stays on" and all the topics seemed to be it stayed on while...
Forum: C3 Tech/Performance
03-07-2015, 05:33 PM
Replies: 3
Views: 443
Posted By MacVette86

GRN light is on when car is off?

I just replaced my alternator with a Performance World 37127 100 amp unit for my 77 Vette.
http://store.performance-world.com/ProductDetails.asp?ProductCode=37127

I bought at the local parts...
Forum: C3 Tech/Performance
03-04-2015, 06:55 PM
Replies: 8
Views: 1,293
Posted By MacVette86

Interesting, so you left the body like that for 6...

Interesting, so you left the body like that for 6 years with no issues. Well, I guess my idea might work after all. With everything else I have to store in the garage, there is just no way I can sit...
Forum: C3 Tech/Performance
03-04-2015, 04:57 PM
Replies: 8
Views: 1,293
Posted By MacVette86

Thanks for the replies, looks like I'm going to...

Thanks for the replies, looks like I'm going to have to delay my frame off until I retire and get more space(:
Forum: C3 Tech/Performance
03-03-2015, 11:56 AM
Replies: 8
Views: 1,293
Posted By MacVette86

Frame off question.

I've done quite a bit of research on removing the body from the frame, but one question still remains. After I lift the body off, can I leave it in the air? What I mean is I want to put supports...
Forum: C3 General
01-21-2015, 07:32 PM
Replies: 12
Views: 797
Posted By MacVette86

Please PM me the info as well, that's a great...

Please PM me the info as well, that's a great find!
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