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Forum: THE LOBBY 06-19-2024, 10:47 AM
Replies: 28
Views: 684
Posted By Steve C.
Related, this is a good series if interested........

Related, this is a good series if interested.....


Auto racing's most electrifying personalities experience triumphs and tribulations on their high-octane journeys to the Indianapolis 500.

100...
Forum: Pontiac - Race 06-07-2024, 12:48 PM
Replies: 22
Views: 1,013
Posted By Steve C.
The reduction of weight can be important. In...

The reduction of weight can be important.

In 2003 David Vizard published an article titled the "wonder Spring".

Consider the valvetrain mass in a Big Block Chevy with 2.300" intake valves. ...
Forum: Pontiac - Street 05-24-2024, 10:48 PM
Replies: 12
Views: 568
Posted By Steve C.
On my Trans Am the current 505 set up has direct...

On my Trans Am the current 505 set up has direct port fuel injection. The air cleaner assembly is mounted on the fuel injection throttle body and it goes up inside the hood scoop.
It's a K&N 9"...
Forum: Pontiac - Race 05-09-2024, 10:06 PM
Replies: 11
Views: 581
Posted By Steve C.
110 LSA with 4 degrees advance ground in. ...

110 LSA with 4 degrees advance ground in.


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Forum: Pontiac - Street 04-29-2024, 11:55 AM
Replies: 37
Views: 2,666
Posted By Steve C.
Spring surge and improper distance from coil bind...

Spring surge and improper distance from coil bind can also be a factor on some occasions.


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Forum: Pontiac - Street 04-25-2024, 09:19 AM
Replies: 20
Views: 1,376
Posted By Steve C.
I agree with Tim's post regarding the long rod...

I agree with Tim's post regarding the long rod issue.

I'm of the opinion the increased popularity of the longer rod in a Pontiac situation came about with Jim Butler's involvement probably 30 or...
Forum: Pontiac - Street 04-24-2024, 09:29 AM
Replies: 64
Views: 3,638
Posted By Steve C.
Information on the Edelbrock link offers some...

Information on the Edelbrock link offers some notes on the subject. Personally I've always used a ARP stud kit on my heads.

https://www.edelbrock.com/pontiac-head-bolt-kit-8556.html
...
Forum: Pontiac - Street 04-24-2024, 04:05 AM
Replies: 20
Views: 1,376
Posted By Steve C.
Three links to explore..... How much...

Three links to explore.....

How much 'parasitic load' does a camshaft represent?

https://cr4.globalspec.com/thread/25338/How-much-parasitic-load-does-a-camshaft-represent

Valve Spring Power...
Forum: Pontiac - Street 04-23-2024, 06:19 PM
Replies: 20
Views: 1,376
Posted By Steve C.
Horsepower to compress the springs. That was...

Horsepower to compress the springs. That was addressed in my post #3


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Forum: Pontiac - Street 04-23-2024, 10:55 AM
Replies: 20
Views: 1,376
Posted By Steve C.
Regarding his point stating there is not really...

Regarding his point stating there is not really much gain when a port is maxed out in cfm air flow no matter how far you continue to open the valve it cannot flow any more air.

Regarding that, if...
Forum: Pontiac - Street 04-20-2024, 01:05 PM
Replies: 12
Views: 737
Posted By Steve C.
"An important factor when selecting valve...

"An important factor when selecting valve springs, is choosing the correct seat pressure, open pressure, and spring rate for the camshaft being used."

And watch your distance to coil bind.
...
Forum: Pontiac - Street 04-20-2024, 09:44 AM
Replies: 20
Views: 962
Posted By Steve C.
A fwiw tid bit when shopping for electric...

A fwiw tid bit when shopping for electric fans...........

Years ago there was no common industry standard for rating electric automotive fans, I presume the same situation today. Most companies...
Forum: Pontiac - Street 04-17-2024, 08:48 PM
Replies: 28
Views: 2,028
Posted By Steve C.
How much oil is up inside a running engine ? ...

How much oil is up inside a running engine ?

This situation is certainly a plus...

"...our Performer RPM, valve placement and port size limited the space for oil drain-back holes," says Garcia....
Forum: Pontiac - Street 04-17-2024, 05:18 PM
Replies: 28
Views: 2,028
Posted By Steve C.
"Do you have a larger than normal oil filter ?" ...

"Do you have a larger than normal oil filter ?"

Good question, keeping in mind that most of the common oil filters used in our cars do not hold one quart of oil.
Example, the larger NAPA 1049...
Forum: Pontiac - Street 04-16-2024, 11:42 PM
Replies: 35
Views: 2,054
Posted By Steve C.
Put a 1050 Dominator on one :) ...

Put a 1050 Dominator on one :)


https://forums.maxperformanceinc.com/forums/attachment.php?attachmentid=19553&d=0

Dave Bisschop built that intake for me many years ago.


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Forum: Pontiac - Street 04-10-2024, 10:36 PM
Replies: 35
Views: 2,054
Posted By Steve C.
Side note. Regarding my comments here...

Side note.

Regarding my comments here comparing both the Holley Street Dominator intake and the Tomahawk intake, which where essentially the same, to the Victor intake.
Take it with a grain of...
Forum: Pontiac - Race 04-06-2024, 03:35 PM
Replies: 19
Views: 991
Posted By Steve C.
Thanks. I appreciate the info. The distance...

Thanks. I appreciate the info.

The distance from coil bind, a very interesting topic....

How Much Valvespring Coil-Bind Clearance Is Safe?
...
Forum: Pontiac - Street 04-05-2024, 10:56 AM
Replies: 26
Views: 1,717
Posted By Steve C.
A FWIW, Butler lists those same XE hydraulic...

A FWIW, Butler lists those same XE hydraulic roller lobes ground with the 110 lobe separation as above, but also with a 112 & 114 lobe separation.


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Forum: Pontiac - Street 04-02-2024, 09:27 AM
Replies: 8
Views: 587
Posted By Steve C.
No argument here, only a FWIW observation. Years...

No argument here, only a FWIW observation. Years ago I ran the .3883, .4176 and .4267 series of UltraDyne solid roller lobes and all the cam cards specified .026" lash on both intake & exhaust. ...
Forum: Pontiac - Street 03-31-2024, 02:13 PM
Replies: 26
Views: 1,717
Posted By Steve C.
In Larry's post number 4 he mentions Bullet and...

In Larry's post number 4 he mentions Bullet and the fact if cores are available they could make a similar cam. Here is a example right from the Bullet Racing Cams hydraulic roller lobe list:

Lobe...
Forum: Pontiac - Street 03-31-2024, 01:45 PM
Replies: 26
Views: 1,717
Posted By Steve C.
SD Performance revised Stump Puller: Part...

SD Performance revised Stump Puller:

Part number 51-000-11
Grind number: P8 3194B / 3196B HR112+5

281 / 287
230 / 236
.3890 / .3910
112.0 LSA / 107 ICL
Forum: Pontiac - Street 03-31-2024, 01:40 PM
Replies: 26
Views: 1,717
Posted By Steve C.
Here are numbers from a early Old Faithful cam as...

Here are numbers from a early Old Faithful cam as reported directly from a cam card:

Grind number P8 3122B / 3120B HR112.0
Rated 289 / 306 at .006" tappet lift
236 / 245 at .050"
112 LS / 108...
Forum: Pontiac - Street 03-30-2024, 10:28 AM
Replies: 56
Views: 2,671
Posted By Steve C.
Pump-gas 535ci, 650hp at 5400 rpm 345 cfm...

Pump-gas 535ci, 650hp at 5400 rpm
345 cfm Edelbrock heads
Torker II intake with Quick Fuel 850 carburetor
Relatively mild 248/254 XE hydraulic roller
...
Forum: Pontiac - Street 03-25-2024, 10:40 AM
Replies: 6
Views: 397
Posted By Steve C.
At one time Auburn had an exchange program for a...

At one time Auburn had an exchange program for a new unit. Send it in and for a modest fee they would provide a new one, this to counter the bad rap that they are not rebuildable.

For years I ran...
Forum: Pontiac - Street 03-21-2024, 10:02 AM
Replies: 56
Views: 2,671
Posted By Steve C.
Dave Bisschop's custom 'Road Paver' uses Comp...

Dave Bisschop's custom 'Road Paver' uses Comp High Lift Magnum lobes.

Lobes 3115 and 3116 and typically ordered with a "B" lobe suffix code.

Used with a Pontiac cam journal size the rated...
Showing results 1 to 25 of 413

 
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