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Forum: Pontiac - Street 06-13-2024, 05:40 AM
Replies: 12
Views: 376
Posted By Cliff R
Couple of things to mention. IF you install...

Couple of things to mention.

IF you install a new SI style alternator make sure that the battery is FULLY charged. If you don't it goes to full charge and works the piss out of the regulator and...
Forum: Pontiac - Street 06-11-2024, 12:45 PM
Replies: 37
Views: 952
Posted By mgarblik
There are only 2 things that can make the...

There are only 2 things that can make the dipstick pop up. One is physical contact with the stick for some reason. You should see witness marks on the bottom of the stick somewhere or a bent stick....
Forum: Pontiac - Street 06-11-2024, 07:31 AM
Replies: 14
Views: 708
Posted By Cliff R
Good thing I didn't give them a 1976 or later...

Good thing I didn't give them a 1976 or later Olds Q-jet for the testing or they would have been dialing 911 for old Tony!

The unit they used was a 1970-74 style Olds Q-jet. They aren't that...
Forum: Pontiac - Street 06-08-2024, 07:06 AM
Replies: 9
Views: 260
Posted By mgarblik
We are having a terrible time around here this...

We are having a terrible time around here this spring with fuel quality and extremely high fuel vapor pressure. You said the car had been sitting several months. Do you have a load of good quality...
Forum: Pontiac - Street 06-02-2024, 08:35 AM
Replies: 30
Views: 1,251
Posted By Formulajones
The HEI may need to come apart. Every one I've...

The HEI may need to come apart. Every one I've messed with needed help. They are also notorious for over advancing as the stop bushings are always missing. That could be your issue. Setting...
Forum: Pontiac - Street 06-01-2024, 07:11 AM
Replies: 50
Views: 2,053
Posted By JSchmitz
Fix the carb before you start worrying about...

Fix the carb before you start worrying about reading plugs. The hottest plug in the world isn't gonna compensate for drowning in gas. You're also at risk of wiping out your rings from washing the...
Forum: Pontiac - Street 05-20-2024, 06:03 AM
Replies: 7
Views: 405
Posted By Kenth
Sometimes the voltage regulator will buzz (just...

Sometimes the voltage regulator will buzz (just before it dies).
Forum: Pontiac - Street 05-16-2024, 10:53 AM
Replies: 20
Views: 687
Posted By JB Eng Wis
Just my thought..... Save all that money , from...

Just my thought..... Save all that money , from not buying the power package...
#1 change your rear gearing... see how you like it.... then #2 look for a Torque Conv...
Forum: Pontiac - Street 05-15-2024, 10:03 PM
Replies: 18
Views: 906
Posted By Cliff R
I have limiters for stock points vacuum advance...

I have limiters for stock points vacuum advance units that are basically just "drop-in". I can also modify the factory VA units to add exactly how much I want them to.

I would NOT recommened an...
Forum: Pontiac - Street 05-15-2024, 01:08 PM
Replies: 44
Views: 3,060
Posted By 68bobcat
I cc'd my #62 heads recently. Unmolested...

I cc'd my #62 heads recently. Unmolested November 1968 with new guides and seats. Large valves with screw in studs.
Volume range was 71.7cc to 72.9cc
Forum: Pontiac - Race 05-10-2024, 10:36 PM
Replies: 6
Views: 726
Posted By Jack Gifford
The mandrel is 3/4" diameter chrome moly and does...

The mandrel is 3/4" diameter chrome moly and does not flex. It's a precise fit in the carrier blocks- would bind if not well lubed. With such a short tool bit, no chatter cutting cast aluminum up to...
Forum: Pontiac - Race 05-08-2024, 12:17 AM
Replies: 26
Views: 2,196
Posted By Jay S
Also, I don’t think it was mentioned, but if you...

Also, I don’t think it was mentioned, but if you are using Ethanol, it can lift Splash Zone, Moroso a&b, or JBweld. For E15, and even E10, they need covered with a urethane paint to protect them. ...
Forum: Pontiac - Street 05-06-2024, 04:03 PM
Replies: 20
Views: 1,052
Posted By Dragncar
I little off topic but I just worked on a 2GC...

I little off topic but I just worked on a 2GC engine yesterday. This family friend, 93 year old man need help moving his Willy's Jeep with a 265 sbc in it. So I went to check it out, get it moving...
Forum: Pontiac - Street 05-02-2024, 04:12 PM
Replies: 20
Views: 1,052
Posted By Schurkey
I'd expect that would lower volume, but not...

I'd expect that would lower volume, but not pressure. May be so slight that you'd never notice.

Pressure is set via the internal spring.
Forum: Pontiac - Street 04-29-2024, 03:12 AM
Replies: 4
Views: 452
Posted By Tim Corcoran
I don't see a reason to go to the trouble and...

I don't see a reason to go to the trouble and expense of installing electric fan(s) on your car. The factory shrouds and clutch fan should do an excellent job of cooling a 400 cubic inch motor. If...
Forum: Pontiac - Street 04-27-2024, 04:41 AM
Replies: 11
Views: 813
Posted By Kenth
This may help some: (no Loctite needed).

This may help some: (no Loctite needed).
Forum: Pontiac - Race 04-21-2024, 02:34 PM
Replies: 123
Views: 12,403
Posted By Tim Corcoran
At the machine shop bearing clearances were...

At the machine shop bearing clearances were verified .026-.027 on the rods and the mains are .029-.031 and that is right about what I wanted. Prior to installing the rear main seal I checked the...
Forum: Pontiac - Street 04-21-2024, 09:38 AM
Replies: 55
Views: 4,347
Posted By PAUL K
FWIW many folks have found more power with...

FWIW many folks have found more power with increased air flow using a Quadrajet. Many times folks have found a power gain going from the "750" CFM unit to a large primary venturi "800" CFM unit. Many...
Forum: Pontiac - Street 04-21-2024, 06:52 AM
Replies: 55
Views: 4,347
Posted By Cliff R
The article in question here suggests 4-6psi but...

The article in question here suggests 4-6psi but doesn't mention what carb is being used or the size of the fuel inlet seat. I suspect that the author was either using a 1968 or older carb for the...
Forum: Pontiac - Street 04-20-2024, 11:37 AM
Replies: 194
Views: 15,949
Posted By PAUL K
All round port engine used the copper colored...

All round port engine used the copper colored head bolts. They are belong in the exhaust port bolt holes. I'm thinking the copper color was to alert a person they need to go in a specific place....
Forum: Pontiac - Street 04-20-2024, 09:16 AM
Replies: 55
Views: 4,347
Posted By Cliff R
Fuel pressure and the Q-jet. Right to start...

Fuel pressure and the Q-jet.

Right to start with anytime you see anyone telling readers a Q-jet can only handle 4-6psi they are simply regurgitating old/outdated information. Same thing with...
Forum: Pontiac - Race 04-19-2024, 08:00 AM
Replies: 3
Views: 966
Posted By Zener424
Photo 0f screens & oil pump gasket

For those of you that are interested, here are some shots of the pan with the original screens installed. They seem to have been tack welded to the pan. I didn't want to fuss with having to replace...
Forum: Pontiac - Street 04-19-2024, 07:57 AM
Replies: 55
Views: 4,347
Posted By Cliff R
The information is both outdated and inaccurate. ...

The information is both outdated and inaccurate.

Q-jets stopped using sintered bronze fuel filters in 1967.

4-6 psi fuel pressure???. Rochester moved the hinge pin forward in 1969. The...
Forum: Pontiac - Street 04-18-2024, 01:50 AM
Replies: 16
Views: 1,284
Posted By kyle_blake
just to close this off. i bypassed this with...

just to close this off. i bypassed this with union fitting and my brakes work fine after bleeding the fronts. go figure all the other money spent for new lines and prop valve was not required. that...
Forum: Pontiac - Street 04-17-2024, 10:04 PM
Replies: 55
Views: 4,347
Posted By VCho455
Back in the day GM and most others measured...

Back in the day GM and most others measured carburetor CFM at 24 inches of vacuum. That standard is pretty much lost in the sands of time today. I'm suprised Mr Visard didn't print the inches of...
Showing results 1 to 25 of 179

 
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