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Forum: Pontiac - Street Yesterday, 05:39 AM
Replies: 11
Views: 320
Posted By steve25
And that size bottle is at least 35 bucks when...

And that size bottle is at least 35 bucks when you on,y need two drops, lol!
Forum: Pontiac - Street Yesterday, 05:33 AM
Replies: 25
Views: 636
Posted By steve25
I would loose no time in getting those Comp...

I would loose no time in getting those Comp lifters out of there while you still have Cam lobes in good shape.

You have spent enough time screwing around with them already!
Forum: Pontiac - Street 06-19-2024, 08:50 PM
Replies: 11
Views: 320
Posted By steve25
To keep the screws from potentially backing out...

To keep the screws from potentially backing out again if you have some fishing line cut a short section off and place it in each screw hole before you place the screws in and the line will act like a...
Forum: Pontiac - Street 06-19-2024, 05:58 AM
Replies: 6
Views: 275
Posted By steve25
Well yes, maybe the factory was playing around...

Well yes, maybe the factory was playing around with that in terms of a 350, but all the 1969 400 2 bbl motors got the small valve head and one or the other seat angle intake valves, and even that...
Forum: Pontiac - Street 06-19-2024, 05:52 AM
Replies: 7
Views: 321
Posted By steve25
Your motor at restart is telling you it needs...

Your motor at restart is telling you it needs more air, hence it starting better with the throttle opened up a tad more.

There's zip for vacuum when cranking so that should have no part in the...
Forum: Pontiac - Street 06-16-2024, 12:31 PM
Replies: 11
Views: 439
Posted By steve25
These days with a flat tappet cam I would get...

These days with a flat tappet cam I would get lifters with the EDM hole and I would send those and the cam out to get cryo treated.
Forum: Pontiac - Street 06-16-2024, 09:01 AM
Replies: 29
Views: 662
Posted By steve25
By the time you yank out the Rad to have a Rad...

By the time you yank out the Rad to have a Rad shop do such work you would be better off just installing a separate trans cooler which would extend trans life better then the stock in Rad cooler...
Forum: Pontiac - Street 06-13-2024, 10:09 AM
Replies: 29
Views: 783
Posted By steve25
Please be clear. You posted your going to...

Please be clear.

You posted your going to run a 750 Holley, so what carb is the car running poorly with now?

No dough you have a vacuum leak either at the carb adapter or at the manifold...
Forum: Pontiac - Street 06-11-2024, 11:27 AM
Replies: 5
Views: 229
Posted By steve25
If you still have to drive them in then there...

If you still have to drive them in then there good to go.
Forum: Pontiac - Street 06-11-2024, 08:42 AM
Replies: 17
Views: 981
Posted By steve25
When one looks at all the cars in NHRA classes...

When one looks at all the cars in NHRA classes that have been forced to use them and the times that those cars turn it becomes very clear that those who use a blanket statement that they suck just...
Forum: Pontiac - Street 06-08-2024, 10:59 AM
Replies: 8
Views: 461
Posted By steve25
It looks like that air horn was soaked in acid of...

It looks like that air horn was soaked in acid of some kind to clean it!
That air horn should have never have been reused by whoever is rebuilding those carbs if not that company.
Forum: Pontiac - Street 06-07-2024, 04:04 PM
Replies: 16
Views: 843
Posted By steve25
The only thing I see that concerns me is running...

The only thing I see that concerns me is running that cam with the #13 heads.
Your cylinder pressure will be right on the edge of being too high for pump fuel.

I would go with the XE268 or maybe...
Forum: Pontiac - Street 06-07-2024, 02:56 PM
Replies: 11
Views: 694
Posted By steve25
With a 455 if you’re not intending to have a need...

With a 455 if you’re not intending to have a need to make peak hp above 5400 rpm then you do not need to step up to a 1.77” exh valve.

Just get a set of new intake and exh valves in the stock...
Forum: Pontiac - Street 06-06-2024, 03:14 PM
Replies: 31
Views: 1,010
Posted By steve25
There’s no down side to running 14 or even 16 as...

There’s no down side to running 14 or even 16 as long as the motor cranks over well when heat soaked and you can get the motor to idle as low as you need.
Forum: Pontiac - Street 06-06-2024, 07:13 AM
Replies: 19
Views: 1,113
Posted By steve25
There’s zip for vacuum when your cranking the...

There’s zip for vacuum when your cranking the motor so I don’t see any point to the comment in post # 8 other then having too little base timing, or so much that the motor cranks slow.
Forum: Pontiac - Street 06-03-2024, 05:50 AM
Replies: 30
Views: 1,291
Posted By steve25
Glad to hear it's better, but why did you break...

Glad to hear it's better, but why did you break in the Cam in 3 ten minute sessions ?

I have never done less then a straight 20 minutes.

Even on hot day and with running the motor unloaded it...
Forum: Pontiac - Street 06-02-2024, 08:51 AM
Replies: 30
Views: 1,291
Posted By steve25
I can’t put enough emphasis on checking your...

I can’t put enough emphasis on checking your total timing with out vacuum advance hooked up at 5000 rpm to confirm that it’s not over advancing on you.
Forum: Pontiac - Street 05-31-2024, 04:10 PM
Replies: 26
Views: 973
Posted By steve25
That seals OD coating is likely to dry out and...

That seals OD coating is likely to dry out and cause a issue before the actual crank seal lip does..

Get a good seal with a metal OD and just put it in with some gray form-A- gasket and then sleep...
Forum: Pontiac - Street 05-28-2024, 05:45 PM
Replies: 62
Views: 2,780
Posted By steve25
With brand new plugs and not being at a track it...

With brand new plugs and not being at a track it will take at least 3 full throttle thru the gears runs to see anything worthwhile in terms of the plug being too hot or not.
And they need to be...
Forum: Pontiac - Street 05-28-2024, 05:22 PM
Replies: 13
Views: 804
Posted By steve25
If it’s as you say a stock-ish deal, then with...

If it’s as you say a stock-ish deal, then with stock springs and retainers that cams .470” lift might have been too much for the clearance set up on number 4.

Even with just 290 psi of open...
Forum: Pontiac - Street 05-26-2024, 11:40 AM
Replies: 11
Views: 694
Posted By steve25
I have had and used the 4 series, 5 and 6 series...

I have had and used the 4 series, 5 and 6 series ( 6X) milled .060” and have had no issues.
But whenever you mill them all the holes on the deck surface should get treated to a slight chamfer with a...
Forum: Pontiac - Street 05-25-2024, 03:51 PM
Replies: 5
Views: 354
Posted By steve25
What heads are you running? The size of the...

What heads are you running?
The size of the chamber effects the level of idle vacuum you pull also.

I would also hope that with a cam of those specs that your running at least 9.5 to 1.?
Forum: Pontiac - Street 05-25-2024, 07:07 AM
Replies: 12
Views: 567
Posted By steve25
Go watch the Engine masters air filter shoot out...

Go watch the Engine masters air filter shoot out test and then decide if you still want to run a air lid with a filter in it a long with a normal side flow filter.
Forum: Pontiac - Street 05-24-2024, 11:24 AM
Replies: 8
Views: 461
Posted By steve25
The hole in the air horn gasket for the pump...

The hole in the air horn gasket for the pump shaft could be getting oblonged, or the pump cup itself may not be sealing in the well and then instead of fuel only moving out into the primary's it...
Forum: Pontiac - Street 05-24-2024, 06:11 AM
Replies: 11
Views: 694
Posted By steve25
Do first what's posted in the above,that being...

Do first what's posted in the above,that being getting them cleaned up, then glass beaded and then mag'ed.

You do not what to waste hours grinding only to later find out one or both may be...
Showing results 1 to 25 of 500

 
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