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Forum: Pontiac - Street Today, 03:54 PM
Replies: 22
Views: 540
Posted By steve25
Yup, wrong one!

Yup, wrong one!
Forum: Pontiac - Street Today, 09:56 AM
Replies: 22
Views: 540
Posted By steve25
Closing off the choke and getting improved idle...

Closing off the choke and getting improved idle is a double edged sword.

Because it might only be a lean condition on one side of the primary’s.

You richen up the lean side by closing off the...
Forum: Pontiac - Street Yesterday, 11:03 AM
Replies: 4
Views: 205
Posted By steve25
Back then they where sold by Monroe and one other...

Back then they where sold by Monroe and one other shock brand that I can’t recall.

A lot of owners got talked into putting one on when getting new tires installed and a alinement done with the...
Forum: Pontiac - Street Yesterday, 07:07 AM
Replies: 22
Views: 540
Posted By steve25
When the motor is acting up you might also look...

When the motor is acting up you might also look down into the carbs primary side when idling to look for the problem of fuel dribbling in out of the boosters from too high a fuel level.
Forum: Pontiac - Street 04-26-2024, 12:34 PM
Replies: 22
Views: 540
Posted By steve25
A easy quick thing to check is this. Once it...

A easy quick thing to check is this.

Once it gets hot enough to start to run ruff pull the 12 volts to the HEI and then crank the motor and listen for a steady speed of cranking thru all the...
Forum: Pontiac - Street 04-26-2024, 09:16 AM
Replies: 4
Views: 214
Posted By steve25
If the motor was bored .030” over when it was...

If the motor was bored .030” over when it was rebuilt then that ate up 3.32 CCs of that bigger chamber size the 092s may have which would leave not even a 1/4 point of compression difference either...
Forum: Pontiac - Street 04-26-2024, 05:57 AM
Replies: 4
Views: 214
Posted By steve25
Since your looking for 1 hp per cid then I need...

Since your looking for 1 hp per cid then I need to first ask what rear gears the car has out back, what trans ( hopefully not a TB300) and what type of driving will the car be used for 85% of the...
Forum: Pontiac - Street 04-25-2024, 05:55 AM
Replies: 4
Views: 231
Posted By steve25
Here’s a picture of the starter solenoid that is...

Here’s a picture of the starter solenoid that is in your engine bay and a picture of how it’s likely wired.

You will need a voltage meter to prove out if it’s working or not, or a 12 volt long...
Forum: Pontiac - Street 04-24-2024, 11:46 AM
Replies: 23
Views: 1,308
Posted By steve25
I am sure that Rhoads does not make a living off...

I am sure that Rhoads does not make a living off of just Pontiac lifters!

People who do not use them and have over Cam’ed motors are some of the other brands that we blow into the weeds with our...
Forum: Pontiac - Street 04-24-2024, 06:03 AM
Replies: 41
Views: 1,226
Posted By steve25
So someone explain to me why a heater core is any...

So someone explain to me why a heater core is any less sturdy then a radiator when it comes to holding up to 16 psi?
Forum: Pontiac - Street 04-24-2024, 05:59 AM
Replies: 13
Views: 368
Posted By steve25
My experience is that the chrome that is on any...

My experience is that the chrome that is on any aftermarket air cleaner is pure crap and even with waxing will pit up within 3 years even with just humidity, especially anything Moroso offers that is...
Forum: Pontiac - Street 04-21-2024, 07:36 PM
Replies: 2
Views: 238
Posted By steve25
You may as you posted need studs with less thread...

You may as you posted need studs with less thread lenght.

The shoulder of the stud should encompass darn near
The whole length of the trunion when the valvetrain is adjusted, with like .060” to...
Forum: Pontiac - Street 04-21-2024, 11:09 AM
Replies: 23
Views: 1,163
Posted By steve25
So what changed in 68 or 69 or 70 for that...

So what changed in 68 or 69 or 70 for that matter?

I mean in 70 a rear sway bar on the GTO was standard so if anything oil control one would think was even more of a concern, no?
Forum: Pontiac - Street 04-21-2024, 11:03 AM
Replies: 194
Views: 13,753
Posted By steve25
If the concern at factory was that the bolts...

If the concern at factory was that the bolts would first bottom out in the holes before reaching the needed torque spec, then with the added costs of the SD motor you would think that parallel...
Forum: Pontiac - Street 04-21-2024, 07:29 AM
Replies: 6
Views: 413
Posted By steve25
Post 3 has the solution. To drop it out let...

Post 3 has the solution.

To drop it out let both headers dangle on there bolts as far as possible and loosen up the collectors bolts.

If you put anti-seize on at lease one side of your header...
Forum: Pontiac - Street 04-21-2024, 07:20 AM
Replies: 194
Views: 13,753
Posted By steve25
If that’s a flash copper plating I can’t think of...

If that’s a flash copper plating I can’t think of any reason for them to only be used in 3 out of the 6 bolt holes that pass near exh ports.

Now the studded one can be seen to be used possibly for...
Forum: Pontiac - Street 04-19-2024, 09:58 AM
Replies: 50
Views: 3,019
Posted By steve25
I recall a article in 91 where Don Kennedy’s 470...

I recall a article in 91 where Don Kennedy’s 470 cid 600 Hp super stock bird needed 9 psi to keep up with the fuel volume usage.
Forum: Pontiac - Street 04-19-2024, 08:25 AM
Replies: 50
Views: 3,019
Posted By steve25
Two big fuel bowls and two needles and seats can...

Two big fuel bowls and two needles and seats can at times solve the problem of not having a pump back at the tank purely due to the fuel volume on hand.

The root cause many times is the G force...
Forum: Pontiac - Street 04-18-2024, 04:59 PM
Replies: 23
Views: 1,163
Posted By steve25
Even in my everyday vehicle ( big V6 ) I can...

Even in my everyday vehicle ( big V6 )
I can clearly tell when I get 3/4 of a Qt low, the motor clearly puts out more power.
Forum: Pontiac - Street 04-18-2024, 10:12 AM
Replies: 50
Views: 3,019
Posted By steve25
Stan thanks for nailing it down better. I was...

Stan thanks for nailing it down better.
I was trying to judge a time line by pictures in articles and books and when they where printed and or published.




No problem VCho455, it’s just that...
Forum: Pontiac - Race 04-18-2024, 08:56 AM
Replies: 66
Views: 1,752
Posted By steve25
A overly large primary tube on a given race motor...

A overly large primary tube on a given race motor can sometimes be partially compensated for by a longer then needed collector extension.
Forum: Pontiac - Street 04-18-2024, 08:40 AM
Replies: 50
Views: 3,019
Posted By steve25
GM did not make the Q jet Rochester mainly did...

GM did not make the Q jet Rochester mainly did and then Carter for a while.

The 4 bbl test pressure has always been 1.5 hg which converts to 20.4 inches of water, not 24 inches of water.

When ...
Forum: Pontiac - Race 04-18-2024, 06:41 AM
Replies: 60
Views: 2,828
Posted By steve25
I can understand why! While it’s good that...

I can understand why!

While it’s good that they did such it would be far easier since there based here to be sued then a company in China.
Forum: Pontiac - Street 04-18-2024, 06:31 AM
Replies: 50
Views: 3,019
Posted By steve25
With any motor the bottom line is that at full...

With any motor the bottom line is that at full throttle , max rpm and under load a vacuum gauge will tell you if you need a higher flowing carb(s) or not.

Also too large of a carb can undue what...
Forum: Pontiac - Street 04-17-2024, 05:08 PM
Replies: 23
Views: 1,163
Posted By steve25
Bop states that it’s a 5qt pan and with a filter...

Bop states that it’s a 5qt pan and with a filter change if you do not prime the filter then add 6 qts.

So I need to ask if the upper dip stick tube was driven into the block all the way, if not it...
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