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Search took 0.09 seconds. Search: Posts Made By: Stan Weiss
Forum: 61-77 GTO, Tempest & LeMans Parts For SALE 10-25-2024, 11:38 PM
Replies: 3
Views: 161
Posted By Stan Weiss
Yes I do. It is stored at my nephews. If you give...

Yes I do. It is stored at my nephews. If you give me you contact information I can have him contact.

Stan
Forum: 61-77 GTO, Tempest & LeMans Parts For SALE 10-22-2024, 10:33 AM
Replies: 3
Views: 161
Posted By Stan Weiss
Roll Bar '65 GTO

I had this roll bar in a '65 GTO. Just looking to find it a good home. Pick up only. Located in South NJ near Philadelphia.

Stan
Forum: Pontiac - Race 10-21-2024, 08:53 AM
Replies: 16
Views: 903
Posted By Stan Weiss
Steve, BSFC numbers an indicator of efficiency,...

Steve,
BSFC numbers an indicator of efficiency, and not an indicator of air fuel ratio.

Stan
Forum: Pontiac - Race 10-21-2024, 12:12 AM
Replies: 18
Views: 1,071
Posted By Stan Weiss
At one time it seems they liked to offer crank...

At one time it seems they liked to offer crank stroke in 1/8" increments. So 4 3/8"

Stan
Forum: Pontiac - Street 10-14-2024, 12:56 AM
Replies: 45
Views: 1,849
Posted By Stan Weiss
You can also get a rough idea of how aggressive a...

You can also get a rough idea of how aggressive a lobe is let look at how many degrees from different lifts points.
► 306 - 246 = 60
► 246 - 164 = 82

► 314 - 252 = 62
► 252 - 169 = 83

► 293...
Forum: Pontiac - Street 09-26-2024, 11:47 PM
Replies: 44
Views: 2,144
Posted By Stan Weiss
I think you just want to believe and that is...

I think you just want to believe and that is fine. I have no idea how much HP your engine is making and really don't care. What I and others are pointing out is all of the problem with the dyno sheet...
Forum: Pontiac - Street 09-26-2024, 09:03 AM
Replies: 44
Views: 2,144
Posted By Stan Weiss
Steve, You need to understand how that type of...

Steve,
You need to understand how that type of dyno works. Rear end gear ratio and rear tire size should make no difference. Normally the test is done in drive 1:1. I talk with someone who did the...
Forum: Pontiac - Street 09-26-2024, 12:32 AM
Replies: 44
Views: 2,144
Posted By Stan Weiss
887.0 Torque @ 2271 RPM is 383.5 HP 429.6 HP...

887.0 Torque @ 2271 RPM is 383.5 HP

429.6 HP @ 2980 RPM is 757.5 Torque

Also it has correct the output to SAE J1349 where as most engine dynos use SAE J607

Stan
Forum: Pontiac - Street 09-23-2024, 08:29 AM
Replies: 53
Views: 3,206
Posted By Stan Weiss
No Updates? All you need to do is advance the...

No Updates? All you need to do is advance the timing to see if it fixes the problem.

Stan
Forum: Pontiac - Street 09-19-2024, 04:34 PM
Replies: 53
Views: 3,206
Posted By Stan Weiss
What is your CR? A couple of people have...

What is your CR?

A couple of people have asked. So why not do a cranking compression test?

Stan
Forum: Pontiac - Race 09-15-2024, 07:58 PM
Replies: 17
Views: 878
Posted By Stan Weiss
As stated above trans are rate in torque...

As stated above trans are rate in torque capacity. Search the web and see how GM rates their auto trans and Tremec rates their manual trans.

Don't have the nitrous come in to low an RPM.

Stan
Forum: Pontiac - Street 09-14-2024, 09:46 AM
Replies: 180
Views: 11,073
Posted By Stan Weiss
What I see is a number of people saying what they...

What I see is a number of people saying what they want Don to make. Don has brought 2 heads to market before this. The Tiger and his RAV. Neither of these heads is what I would call "Plug and Play"....
Forum: Pontiac - Street 09-13-2024, 12:17 PM
Replies: 9
Views: 583
Posted By Stan Weiss
Dennis posted his a few years ago. Stan

Dennis posted his a few years ago.

Stan
Forum: Pontiac - Street 09-12-2024, 08:08 PM
Replies: 180
Views: 11,073
Posted By Stan Weiss
If we want to compare with an LS. I have a...

If we want to compare with an LS.

I have a Audie CPP report from a Tooly Stage 2 cam

279/292 @ 0.006" | 227.6/235.2 @ 0.050" | 0.36178"/0.33859" lobe lift | 0.61502"/0.57560" At Valve with...
Forum: Pontiac - Street 09-12-2024, 06:44 PM
Replies: 180
Views: 11,073
Posted By Stan Weiss
Above is my original post. I didn't say the DCI...

Above is my original post. I didn't say the DCI heads could not be made to work. But how many stock head Pontiac have a cam like the LS3? High lift short duration.

Stan
Forum: Pontiac - Street 09-12-2024, 06:26 PM
Replies: 180
Views: 11,073
Posted By Stan Weiss
I only had a rough idea what the LS cam specs...

I only had a rough idea what the LS cam specs were. This what I got when I did a google search.

Stock LS3 Cam Specs: 204/211 duration, 0.551/0.525 lift, 117 lobe separation angle, 1.7:1 rocker arm...
Forum: Pontiac - Street 09-12-2024, 04:17 PM
Replies: 180
Views: 11,073
Posted By Stan Weiss
If in fact these heads flow the rumored 300 cfm....

If in fact these heads flow the rumored 300 cfm. Then IMO someone replacing a stock head without doing any other changes will not be happy.

Stan
Forum: Pontiac - Street 09-12-2024, 01:34 PM
Replies: 180
Views: 11,073
Posted By Stan Weiss
It seem people want this head to just be plug and...

It seem people want this head to just be plug and play.

So I am just curious what would you be replacing if you bought these heads

1) Basically stock or close to stock Cast Iron Heads

2)...
Forum: Pontiac - Street 09-11-2024, 11:55 AM
Replies: 180
Views: 11,073
Posted By Stan Weiss
JMO If the intake seat ring will take it offer...

JMO If the intake seat ring will take it offer the head with an optional 2.11 intake valve. The SBC have had a 60 40 head for sometime.

Stan
Forum: Pontiac - Race 09-09-2024, 02:20 PM
Replies: 9
Views: 489
Posted By Stan Weiss
Paul, Do you believe that some over balance is...

Paul,
Do you believe that some over balance is not a problem?

If so, and he has room to dish his piston. Do you think he would be OK without re-balancing?

Stan
Forum: Pontiac - Race 09-08-2024, 10:42 AM
Replies: 93
Views: 3,146
Posted By Stan Weiss
Your et is your et. If you go red by -.500 or cut...

Your et is your et. If you go red by -.500 or cut a .000 light or are slow by .500

Have you been able to see at what RPM you are shifting at?

Stan
Forum: Pontiac - Race 09-08-2024, 09:24 AM
Replies: 93
Views: 3,146
Posted By Stan Weiss
Yes that is some nice progress. Can you post up a...

Yes that is some nice progress. Can you post up a time slip?

Stan
Forum: Pontiac - Race 09-04-2024, 03:09 PM
Replies: 103
Views: 7,245
Posted By Stan Weiss
Matt, Have you talked to Ed Page screen name...

Matt,
Have you talked to Ed Page screen name RAIV-Z here on PY. He has a twin turbo 535 ci with DCI RA V heads. I believe this past year he had John Marcella do some work on them.

Stan
Forum: Pontiac - Race 09-04-2024, 11:25 AM
Replies: 103
Views: 7,245
Posted By Stan Weiss
Matt, If I remember correctly you and your...

Matt,
If I remember correctly you and your father started out with the same head casting, but had different people do the work and, his engine had a much better torque curve.

Stan
Forum: Pontiac - Race 09-04-2024, 09:29 AM
Replies: 103
Views: 7,245
Posted By Stan Weiss
Matt, What might help is if you have data...

Matt,
What might help is if you have data logging you could post.

Not sure what run I saved the data to simulate, but this is what I get for acceleration /G's

Stan
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