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Search took 0.14 seconds. Search: Posts Made By: steve25
Forum: Pontiac - Street Today, 06:03 AM
Replies: 6
Views: 166
Posted By steve25
Once the motor is fully warmed up lock out the...

Once the motor is fully warmed up lock out the choke and take a full throttle blast, does the motor respond better?
Forum: Pontiac - Street Today, 05:58 AM
Replies: 6
Views: 161
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 Today, 05:52 AM
Replies: 3
Views: 65
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 Yesterday, 07:19 PM
Replies: 6
Views: 161
Posted By steve25
Well I could be wrong as I don’t have a set of...

Well I could be wrong as I don’t have a set of 17s to look at anymore and I am not really 100% sure.

Maybe someone with a set of 17s will chime in.

But yes. 45s 46s and 47s could be one or the...
Forum: Pontiac - Street Yesterday, 04:27 PM
Replies: 6
Views: 161
Posted By steve25
I don’t recall the 30 or 45 intake valve thing...

I don’t recall the 30 or 45 intake valve thing starting until 69 and a # 14 casting is a 68.
Forum: Pontiac - Street Yesterday, 02:49 PM
Replies: 11
Views: 217
Posted By steve25
It will not starve if you have a fuel system...

It will not starve if you have a fuel system capable of supplying a HP level slightly higher than what your motor can make.

The way in the above I posted about how I adjusted my Holley’s floats...
Forum: Pontiac - Street Yesterday, 11:47 AM
Replies: 11
Views: 217
Posted By steve25
With the car sitting in such a way to get the...

With the car sitting in such a way to get the carb level due to manifold pitch then the fuel should be just at the bottom of the site glass.

If you were going to run at the strip then set it...
Forum: Pontiac - Street Yesterday, 08:00 AM
Replies: 9
Views: 235
Posted By steve25
All the modulator does is control the firmness of...

All the modulator does is control the firmness of the two shifts, not when the two shifts take place when left in drive to shift on its own.

If the modulator is not hooked up then a TB400 set in...
Forum: Pontiac - Street Yesterday, 06:29 AM
Replies: 5
Views: 149
Posted By steve25
If the heads are still on the motor then what...

If the heads are still on the motor then what does it matter?

If there ARP studs then go on there site and look up a set of studs listed for aftermarket heads.

Did you get the studs from...
Forum: Pontiac - Street 06-16-2024, 05:00 PM
Replies: 6
Views: 152
Posted By steve25
Well it will be out of balance then so you will...

Well it will be out of balance then so you will have to add that same washer to the other two lugs but under the bolt head so as to add the same weight yet not shim.

That being said though needing...
Forum: Pontiac - Street 06-16-2024, 03:15 PM
Replies: 8
Views: 318
Posted By steve25
I am not sure it’s possible to have 3/8” of play...

I am not sure it’s possible to have 3/8” of play stemming from just a worn pump arm.
I would think that the eccentric must be worn also .
Forum: Pontiac - Street 06-16-2024, 01:36 PM
Replies: 11
Views: 403
Posted By steve25
Less lift when hot at low rpms does equate to...

Less lift when hot at low rpms does equate to less spring pressure so that must have a effect on the ware rate.
Forum: Pontiac - Street 06-16-2024, 12:31 PM
Replies: 11
Views: 403
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: 598
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 06-16-2024, 08:06 AM
Replies: 30
Views: 800
Posted By steve25
As mentioned somewhat his combo of aftermarket...

As mentioned somewhat his combo of aftermarket heads flowing far higher than stock iron heads and a P4B intake is not the ticket for power production.

The runner expansion rate. ( port area ) ...
Forum: Pontiac - Street 06-16-2024, 07:49 AM
Replies: 30
Views: 800
Posted By steve25
Once he has been helped in getting his primary...

Once he has been helped in getting his primary side set up to work well then it’s on to his second side that likely has a blocked power valve also.
Forum: Pontiac - Street 06-16-2024, 07:01 AM
Replies: 2
Views: 187
Posted By steve25
More info is needed. Did this just start to...

More info is needed.

Did this just start to happen on a motor that’s previously was fine, or is this a new motor thats making more power?

First with a timing light confirm that your total...
Forum: Pontiac - Street 06-15-2024, 06:36 AM
Replies: 8
Views: 318
Posted By steve25
Do you have access to an inspection camera to...

Do you have access to an inspection camera to look into the the timing cover ?

Worse then the failure of the pump is the crap that now could be chewing up your timing chain and getting into the...
Forum: Pontiac - Street 06-14-2024, 07:13 PM
Replies: 8
Views: 318
Posted By steve25
What are these bits of metal? Pieces of the...

What are these bits of metal?
Pieces of the steel pump arm?
The pump arm pin?

The case itself?
There may be something wrong / bad with your drive eccentric on the nose of the cam.
Forum: Pontiac - Street 06-14-2024, 03:15 PM
Replies: 16
Views: 832
Posted By steve25
To the OP, I sent you a email so check in case it...

To the OP, I sent you a email so check in case it went to your spam.
Enjoy!
Forum: Pontiac - Street 06-13-2024, 01:07 PM
Replies: 6
Views: 190
Posted By steve25
I would be more concerned about maybe 50 other...

I would be more concerned about maybe 50 other things about my car then 3 Oz more or less of gear lube in my rear.
Forum: Pontiac - Street 06-13-2024, 10:09 AM
Replies: 22
Views: 492
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 06-13-2024, 07:04 AM
Replies: 8
Views: 427
Posted By steve25
Where the valve springs changed by the guy in Ca...

Where the valve springs changed by the guy in Ca when he rebuilt the motor?
Forum: Pontiac - Street 06-12-2024, 06:31 PM
Replies: 23
Views: 938
Posted By steve25
Is your cam a duel pattern? A 455 with the...

Is your cam a duel pattern?
A 455 with the stock rod to stroke ratio might make less power when you move up to 1.65s on the exh side.
Forum: Pontiac - Street 06-12-2024, 05:14 PM
Replies: 23
Views: 938
Posted By steve25
What rear gears will the / does the car have? ...

What rear gears will the / does the car have?
It should only take 290 cfm to make 75 Hp per cylinder.

What CID is your motor?
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