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Forum: Pontiac - Street 08-25-2024, 02:44 PM
Replies: 47
Views: 2,136
Posted By 65 Lamnas
Most folks don’t want an idle speed of 12-1500....

Most folks don’t want an idle speed of 12-1500. Even the factory put smaller WP pulleys on the A/C cars vs non A/C cars.
Forum: Pontiac - Street 08-25-2024, 01:44 PM
Replies: 47
Views: 2,136
Posted By 65 Lamnas
Find a smaller WP pulley. It'll increase the air...

Find a smaller WP pulley. It'll increase the air and the coolant flow.
Forum: Pontiac - Street 08-13-2024, 02:43 PM
Replies: 93
Views: 12,573
Posted By 65 Lamnas
Interesting....the cam you chose is nearly...

Interesting....the cam you chose is nearly identical to the one we spec'd out for my 462. Same exhaust lobe, but I went with the 13546 QNI lobe for the intake (238 @.050) also on a 112LSA. Heading to...
Forum: Pontiac - Street 08-10-2024, 12:51 AM
Replies: 65
Views: 3,273
Posted By 65 Lamnas
Out of all 42 responses here, only one mention of...

Out of all 42 responses here, only one mention of Progression ignition. To choose an advance curve and load it from my phone seems like a pretty attractive deal to me. www.progressionignition.com
...
Forum: Pontiac - Street 08-01-2024, 10:47 PM
Replies: 14
Views: 441
Posted By 65 Lamnas
Now when someone asks you, "how big a cam you...

Now when someone asks you, "how big a cam you got?" you can tell them 22-1/2 inches.
Forum: Pontiac - Street 07-13-2024, 01:42 AM
Replies: 8
Views: 563
Posted By 65 Lamnas
A '69 later Pontiac Qjet will handle quite a bit...

A '69 later Pontiac Qjet will handle quite a bit more pressure than 4-1/2psi. Ideally, you should run about 7psi or slightly more and have 3/8" tubing for the fuel supply. If you've got a 67-68...
Forum: Pontiac - Race 07-12-2024, 11:07 PM
Replies: 8
Views: 427
Posted By 65 Lamnas
1436 ...

1436

https://www.summitracing.com/parts/fel-1436
Forum: Pontiac - Street 07-10-2024, 01:49 AM
Replies: 28
Views: 3,025
Posted By 65 Lamnas
Couple more pics...gonna try this "homemade"...

Couple more pics...gonna try this "homemade" single boost venturi Q-jet in addition to the "baseline" 800+ cfm Qjet
Forum: Pontiac - Street 07-10-2024, 01:45 AM
Replies: 28
Views: 3,025
Posted By 65 Lamnas
Well, it's been a bit since I updated. Had an...

Well, it's been a bit since I updated. Had an issue with the Molnar rod bolts, but got that resolved pretty quickly, and the replacements stretched perfectly. Other than that. the bottom end went...
Forum: 66-67 GTO Tempest & LeMans TECH 06-28-2024, 01:00 AM
Replies: 8
Views: 461
Posted By 65 Lamnas
It's called a Marsden nut. AMK sells them, along...

It's called a Marsden nut. AMK sells them, along with other specialty hardware.
Forum: Pontiac - Race 06-25-2024, 09:45 PM
Replies: 10
Views: 830
Posted By 65 Lamnas
Spotts tray as viewed from other side.

Spotts tray as viewed from other side.
Forum: Pontiac - Street 06-21-2024, 11:30 PM
Replies: 4
Views: 397
Posted By 65 Lamnas
Those are FelPro 1233s The attached...

Those are FelPro 1233s



The attached pic shows the inserts that come with the 1233s
Forum: Pontiac - Street 06-20-2024, 11:22 PM
Replies: 40
Views: 4,109
Posted By 65 Lamnas
Dyno testing 3 intakes on my 462

My engine should be finished up and broken in on the dyno in the next couple weeks. It's a 462 based on a 400 block with Performer RPM heads. Decided to upgrade to 2.19" intake valves, and did a...
Forum: Pontiac - Street 06-19-2024, 03:51 PM
Replies: 20
Views: 1,715
Posted By 65 Lamnas
Cliff's CPOs are made to his spec and correctly...

Cliff's CPOs are made to his spec and correctly timed. Try your carb "as is" and see if it's satisfactory...if not, switch to Cliff's plastic one if it'll fit..
Forum: Pontiac - Street 06-19-2024, 03:21 PM
Replies: 20
Views: 1,715
Posted By 65 Lamnas
Yeppers. Maybe drive it and test it first….if it...

Yeppers. Maybe drive it and test it first….if it releases too quickly, you’ll have a bog.
Forum: Pontiac - Street 06-19-2024, 02:52 PM
Replies: 20
Views: 1,715
Posted By 65 Lamnas
Take a look at the secondary cam...replacements...

Take a look at the secondary cam...replacements are white. Old ones will be a reddish-brown color and can be worn and loose on the shaft. Also, it doesn't hurt to put a little dab of grease on the...
Forum: 66-67 GTO Tempest & LeMans TECH 06-12-2024, 01:00 AM
Replies: 7
Views: 645
Posted By 65 Lamnas
If you're working on a traditional Pontiac V-8,...

If you're working on a traditional Pontiac V-8, I'm guessing you meant CV679C....?
Forum: Pontiac - Street 06-08-2024, 05:52 PM
Replies: 36
Views: 1,511
Posted By 65 Lamnas
I'd try 2 things before deciding to swap...

I'd try 2 things before deciding to swap heads....first, I'd try richening up the carb a bit and see if that helps. The other thing I'd try would be to switch to a 160degree t-stat if you've not...
Forum: THE LOBBY 06-06-2024, 01:58 AM
Replies: 16
Views: 1,194
Posted By 65 Lamnas
These spiders are the latest from our good...

These spiders are the latest from our good friends in Wuhan that we hear from every 4 years.
Forum: THE LOBBY 05-09-2024, 04:11 PM
Replies: 833
Views: 85,433
Posted By 65 Lamnas
Painted it.

Painted it.
Forum: 70-73 Firebird & TA TECH 05-07-2024, 10:21 PM
Replies: 12
Views: 968
Posted By 65 Lamnas
If it were me, and considering the engine harness...

If it were me, and considering the engine harness is likely original, which puts it at >50years old....I think I'd just buy a new engine harness.
Forum: 70-73 Firebird & TA TECH 05-05-2024, 10:38 AM
Replies: 1
Views: 386
Posted By 65 Lamnas
All 65-72 TH400 service modulator kits took the...

All 65-72 TH400 service modulator kits took the same P/N 8625976. Not sure if the P/N was superceded in later years.

Are you doing the rebuild yourself or having it done?

If you're doing it...
Forum: THE LOBBY 05-04-2024, 12:19 AM
Replies: 833
Views: 85,433
Posted By 65 Lamnas
Got the Q-jet back together after refinishing....

Got the Q-jet back together after refinishing. Made a deal for a HSD intake.....not sure yet what to do with it.....it's excellent....brand new even.....no box but obviously never used.

Going to...
Forum: THE LOBBY 04-30-2024, 04:33 PM
Replies: 833
Views: 85,433
Posted By 65 Lamnas
Bought a barely used radiator from HISGTO, but I...

Bought a barely used radiator from HISGTO, but I can't stand the look of a bright silver aluminum radiator. This thing was pretty highly polished on the tanks and sides. I scuffed the polished areas...
Forum: Pontiac - Street 04-30-2024, 12:04 AM
Replies: 10
Views: 1,091
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"...
Showing results 1 to 25 of 65

 
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