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Forum: Pontiac - Street Today, 06:51 PM
Replies: 27
Views: 704
Posted By jhein
So here's what I found. The first two pictures...

So here's what I found. The first two pictures show the points of contact. It's hard to see. Looks like it was just barely making contact. The last picture shows my efforts with the Dremel (I'm...
Forum: Pontiac - Street Today, 02:23 PM
Replies: 27
Views: 704
Posted By jhein
Well, that was while I was operating the throttle...

Well, that was while I was operating the throttle with my left hand while I held the timing light in my right hand and revving the motor to 3000 rpm with my face just above the spinning fan and belts...
Forum: Pontiac - Street Today, 09:40 AM
Replies: 27
Views: 704
Posted By jhein
Other than being mismatched, does something look...

Other than being mismatched, does something look wrong with the springs? That's what DUI sent me to recurve the distributor. When I saw they were different I called them and verified that was...
Forum: Pontiac - Street Yesterday, 11:44 PM
Replies: 27
Views: 704
Posted By jhein
This is what the guts of the distributor look...

This is what the guts of the distributor look like..

https://i.imgur.com/v3O1Zeph.jpg
Forum: Pontiac - Street Yesterday, 11:25 PM
Replies: 27
Views: 704
Posted By jhein
That's funny, because I was sitting here after...

That's funny, because I was sitting here after dinner thinking I really need to look under the rotor to see what was making contact under there. So, yeah, you're definitely right I need to take it...
Forum: Electrical Tech Yesterday, 08:02 PM
Replies: 12
Views: 513
Posted By jhein
That was it. I should have checked that first. ...

That was it. I should have checked that first. I put in a new LED flasher and no go. Then I switched polarity and it was fine. Thanks for the tip.
Forum: Pontiac - Street Yesterday, 07:55 PM
Replies: 27
Views: 704
Posted By jhein
OK. It's fixed. Sun Tuned you are spot on. The...

OK. It's fixed. Sun Tuned you are spot on. The rotor was binding the weights somehow.

When I took it apart, I took the rotor off and checked for free movement of the rotor mount and it was...
Forum: THE LOBBY Yesterday, 01:35 PM
Replies: 599
Views: 43,602
Posted By jhein
I have to issue a correction. I didn't realize...

I have to issue a correction. I didn't realize how much my idle speed changed when I adjusted the mixture screws. I had it at 775 rpm, after the idle mixture was adjusted, the vacuum did go up to...
Forum: Pontiac - Street Yesterday, 11:27 AM
Replies: 27
Views: 704
Posted By jhein
Thanks for the tip. I'll inspect that. How many...

Thanks for the tip. I'll inspect that. How many miles on it when you had that?
Forum: Pontiac - Street Yesterday, 11:18 AM
Replies: 27
Views: 704
Posted By jhein
About 3 years. Initially put it in my RAIII...

About 3 years. Initially put it in my RAIII motor and ran it for about 2000 miles. Then it went into the new motor for another 2500 miles.
Forum: 70-73 Firebird & TA TECH Yesterday, 10:54 AM
Replies: 5
Views: 220
Posted By jhein
FYI - If anyone else needs one, you can get the...

FYI - If anyone else needs one, you can get the ACDelco FB59 for $3.77 on Amazon Prime with free shipping.
...
Forum: Pontiac - Street Yesterday, 10:25 AM
Replies: 27
Views: 704
Posted By jhein
I talked to DUI support today and he said he...

I talked to DUI support today and he said he thinks something is hanging up, possibly the springs and weights are buggered up somehow. I'll check that out later today.
Forum: Pontiac - Street 06-03-2024, 11:32 PM
Replies: 27
Views: 704
Posted By jhein
Thanks for all the good the suggestions. ...

Thanks for all the good the suggestions.

I've decided to get a whole new DUI distributor just because I don't want to have the car down for my short driving season. Got that ordered from Summit...
Forum: Pontiac - Street 06-03-2024, 08:07 PM
Replies: 27
Views: 704
Posted By jhein
More information. The initial timing is...

More information.

The initial timing is stable at 12* with no VA and 24* with VA. It starts immediately and idles very good with 15" vacuum at 800 RPM.
Forum: Pontiac - Street 06-03-2024, 08:00 PM
Replies: 27
Views: 704
Posted By jhein
Your first sentence is correct, except it was all...

Your first sentence is correct, except it was all in by 3000. I revved to 4000 just to make sure it wasn't going to advance further. That's how it was set up initially.

I am running full...
Forum: Pontiac - Street 06-03-2024, 07:27 PM
Replies: 27
Views: 704
Posted By jhein
I tried that and it got worse. I don't...

I tried that and it got worse. I don't understand it.
Forum: Pontiac - Street 06-03-2024, 06:19 PM
Replies: 27
Views: 704
Posted By jhein
Strange Timing Problem

So I replaced my damaged rotor. Also replaced the cap. Both DUI brand parts onto a DUI distributor. Prior to the repair, in spite of the rotor damage, it was running normally and was like that...
Forum: Pontiac - Street 06-03-2024, 02:09 PM
Replies: 13
Views: 337
Posted By jhein
And, apart from the quench problems, don't forget...

And, apart from the quench problems, don't forget that if going to a MLS gasket you need the appropriate finish on the deck and heads.
Forum: Pontiac - Street 06-02-2024, 05:17 PM
Replies: 30
Views: 951
Posted By jhein
Driven GP-1, 15/40 because that's what my builder...

Driven GP-1, 15/40 because that's what my builder recommended. I'm sending in a sample for analysis this week to see what's going on in there.

There was a discussion here recently about using...
Forum: 70-73 Firebird & TA TECH 06-01-2024, 10:24 AM
Replies: 5
Views: 220
Posted By jhein
I guess it would be so inexpensive it would not...

I guess it would be so inexpensive it would not be worth selling the element so you just buy the whole thing. Thanks guys.
Forum: Pontiac - Street 06-01-2024, 10:00 AM
Replies: 12
Views: 473
Posted By jhein
I've seen those before but didn't think I needed...

I've seen those before but didn't think I needed one. Now I have one on the way. Thanks.
Forum: 70-73 Firebird & TA TECH 05-31-2024, 08:16 PM
Replies: 5
Views: 220
Posted By jhein
Air Cleaner Crankcase Vent

What's the best thing to use for the filter material?
Forum: Pontiac - Street 05-31-2024, 08:11 PM
Replies: 12
Views: 473
Posted By jhein
Man, that is tight. I just went out and looked...

Man, that is tight. I just went out and looked at mine. I have about 1/2" around the back area where you did your modification. As you go further around it gets even tighter. I can get a finger...
Forum: Pontiac - Street 05-31-2024, 03:11 PM
Replies: 12
Views: 473
Posted By jhein
Seems hard to believe that the carb could flow...

Seems hard to believe that the carb could flow more air than a wide open shaker and a single snorkel. I have my shaker flap installed but it's just hanging loose, not connected to anything. When I...
Forum: THE LOBBY 05-31-2024, 10:16 AM
Replies: 25
Views: 706
Posted By jhein
He was awesome.

He was awesome.
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