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Forum: Pontiac - Street 06-10-2024, 10:51 PM
Replies: 37
Views: 915
Posted By chiphead
An engine develops maximum cylinder pressure when...

An engine develops maximum cylinder pressure when running at WOT. Some of that blowby will make it past the rings and into the crankcase. On a healthy engine with a working PCV, that crankcase...
Forum: Pontiac - Street 06-10-2024, 09:12 PM
Replies: 37
Views: 915
Posted By Rachelsdad
Checked your PCV valve recently? Just a random...

Checked your PCV valve recently? Just a random thought which came to mind thinking about pressure lifting the stick.

Edit: Another thought is whether you are actually over-filled on oil or have a...
Forum: Pontiac - Street 06-06-2024, 08:22 AM
Replies: 19
Views: 1,072
Posted By track73
My owners manual for my 67 Catalina said to place...

My owners manual for my 67 Catalina said to place the accelerator half way when restarting an engine that has been run.
Forum: Pontiac - Street 06-06-2024, 07:13 AM
Replies: 19
Views: 1,072
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, 10:53 AM
Replies: 30
Views: 1,251
Posted By JSchmitz
This has been said thousands of times I'm sure....

This has been said thousands of times I'm sure. But, NEVER EVER EVER waste your time trying to get aftermarket HEI advance weights and cams to work! Tried many years ago. Moroso, Mr. Gasket, etc....
Forum: Pontiac - Street 06-01-2024, 07:59 PM
Replies: 171
Views: 11,267
Posted By General Z
You were right. I used a different tester and...

You were right. I used a different tester and was at 150. I didn’t test every cylinder.
Forum: Pontiac - Street 05-30-2024, 09:23 PM
Replies: 3
Views: 272
Posted By BILL BOWMAN1
I used 1/4 on my stockish build. Works great,...

I used 1/4 on my stockish build. Works great, easy to work with. That’s factory diameter.
Forum: Pontiac - Street 05-28-2024, 05:22 PM
Replies: 13
Views: 783
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, 06:51 PM
Replies: 17
Views: 839
Posted By 'ol Pinion head
TYPE "O" OLDS TEN bolts

4 different housings:

-'67-69 standard 28 spline sealed axle bearing end housings
used all three model years on all single track & high ratio Anti-Spin rears,

-'70 Tapered bearing housing...
Forum: Pontiac - Street 05-26-2024, 12:34 AM
Replies: 10
Views: 702
Posted By jhein
The plugs are about a year old. Approximately...

The plugs are about a year old. Approximately 2500 miles. My driving is a bit spirited. No blow by or oil consumption that I've detected, but it's a new motor and the cranking compression seems...
Forum: Pontiac - Street 05-25-2024, 01:59 PM
Replies: 12
Views: 542
Posted By Formulas
don't recomend blowing the K&N filter or use high...

don't recomend blowing the K&N filter or use high pressure water, can poke holes in the gauze reducing filtering allowing dirt to pass...

all this movement may be because the open top element...
Forum: Pontiac - Street 05-25-2024, 07:07 AM
Replies: 12
Views: 542
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, 12:19 PM
Replies: 4
Views: 278
Posted By importsmasher
Thanks for the input! The flywheel has been in my...

Thanks for the input! The flywheel has been in my deep freezer for a couple of weeks, and this morning I put the ring gear in the oven at 450 degrees for 45 minutes or so, and it dropped right onto...
Forum: Pontiac - Street 05-11-2024, 09:40 PM
Replies: 36
Views: 1,406
Posted By Bill Hanlon
It is bad. Send it to me for disposal.

It is bad. Send it to me for disposal.
Forum: Pontiac - Street 05-08-2024, 03:17 AM
Replies: 16
Views: 1,284
Posted By gto4ben
The hold-off is there in the combination valve....

The hold-off is there in the combination valve. Once cleaned, the GM version works very well.
Forum: Pontiac - Street 04-30-2024, 12:04 AM
Replies: 10
Views: 705
Posted By 65 Lamnas
There is a "torque-to-angle" procedure (TTA) that...

There is a "torque-to-angle" procedure (TTA) that can be used on most any bolt. Since the bolt has stretched but not yielded, it can be reused.

In addition, there's also a "torque-to-yield"...
Forum: Pontiac - Street 04-18-2024, 08:40 AM
Replies: 55
Views: 4,342
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 - Street 04-16-2024, 02:01 AM
Replies: 6
Views: 603
Posted By dataway
I've noticed a lot of the color coded re-pop...

I've noticed a lot of the color coded re-pop vacuum lines are of marginal quality. Probably a result of custom low volume product coming out of China. Best way to get good hose is to buy name brand,...
Forum: Pontiac - Street 04-01-2024, 01:22 AM
Replies: 8
Views: 573
Posted By lust4speed
To me lash equals gap. I would think you would...

To me lash equals gap. I would think you would still want preload with the hydraulic lifters and I can't think of any reason to run a gap. If anything that would hammer out the circlips on the...
Forum: Pontiac - Street 03-31-2024, 10:20 PM
Replies: 13
Views: 844
Posted By george kujanski
I use the mastercool tool and just use a partial...

I use the mastercool tool and just use a partial squeeze with the first flare step of a double flare process, as mentioned above

George
Forum: Pontiac - Street 03-30-2024, 08:09 PM
Replies: 13
Views: 844
Posted By b-man
I’ve used a double flaring tool and stopped part...

I’ve used a double flaring tool and stopped part way through the first flare to end up with something close to that.
Forum: Pontiac - Street 03-24-2024, 07:44 PM
Replies: 67
Views: 3,322
Posted By TedRamAirII
I would pull the valve covers and check valve...

I would pull the valve covers and check valve springs ASAP.
Forum: Pontiac - Street 03-16-2024, 03:58 PM
Replies: 149
Views: 12,899
Posted By steve25
It was a long road, but I new you would resolve...

It was a long road, but I new you would resolve it because of someone with your determination.

I mean anyone who yanks his motor out to rebuild it while living overseas and while basically...
Forum: Pontiac - Street 03-13-2024, 12:48 PM
Replies: 64
Views: 3,597
Posted By carbking
Gee, after reading this thread, thinking about...

Gee, after reading this thread, thinking about buying a lottery ticket!

Bought new performance (non-Pontiac) in 1979.

One tire destroyed by debris in a parking lot in 1995.

Replaced the...
Forum: Pontiac - Street 03-10-2024, 04:56 PM
Replies: 11
Views: 899
Posted By glhs#116
So, I loaded up the parts canon and let fly. I...

So, I loaded up the parts canon and let fly. I ended up with a winner between my stock coupler, the Ames piece and the Dorman rebuild kit. I ended up with the wrong size disk Dorman but that was OK...
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