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Forum: Exhaust TECH Yesterday, 01:41 PM
Replies: 18
Views: 426
Posted By 65 Lamnas
That video is with super turbos 17770

That video is with super turbos 17770
Forum: Exhaust TECH Yesterday, 12:02 AM
Replies: 18
Views: 426
Posted By 65 Lamnas
https://www.youtube.com/watch?v=PMunVfwROfk

https://www.youtube.com/watch?v=PMunVfwROfk
Forum: Pontiac - Street 06-21-2024, 11:30 PM
Replies: 4
Views: 187
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 06-21-2024, 03:52 PM
Replies: 34
Views: 1,066
Posted By 65 Lamnas
I'm definitely looking forward to the results,...

I'm definitely looking forward to the results, too.

Not sure where the idea came from that we'll be testing any "stock" intakes. I must've been unclear in my original post. Derek ported the HO...
Forum: Pontiac - Street 06-21-2024, 03:37 PM
Replies: 34
Views: 1,066
Posted By 65 Lamnas
I'm not sure if you directed your statement to me...

I'm not sure if you directed your statement to me or not, but if you're talking to me, we're not testing any Torker intakes, and the 3 we ARE testing are (or will be) ported. There will be no...
Forum: Exhaust TECH 06-21-2024, 02:12 PM
Replies: 3
Views: 1,143
Posted By 65 Lamnas
You'll want at least grade 5 and preferably grade...

You'll want at least grade 5 and preferably grade 8. General rule of thumb is that you want 1-1/2 times the bolt diameter of thread engagement, or about 5/8" into the heads. You'll have to account...
Forum: 70-73 Firebird & TA TECH 06-21-2024, 01:49 PM
Replies: 26
Views: 469
Posted By 65 Lamnas
Same here.

Same here.
Forum: Pontiac - Street 06-21-2024, 12:03 AM
Replies: 34
Views: 1,066
Posted By 65 Lamnas
More porn

More porn
Forum: Pontiac - Street 06-20-2024, 11:22 PM
Replies: 34
Views: 1,066
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: 74-76 Firebird & TA TECH 06-19-2024, 07:06 PM
Replies: 8
Views: 235
Posted By 65 Lamnas
Pictured are the 2 different styles of "chimney...

Pictured are the 2 different styles of "chimney vents". The 71-74 style is cast into a removable cover. Through '72 they have a divorced choke and the 73-74 have an integral hot air choke. The later...
Forum: Pontiac - Street 06-19-2024, 03:51 PM
Replies: 20
Views: 801
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: 801
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: 801
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: 67-81 Firebird & TA Parts WANTED 06-17-2024, 05:33 PM
Replies: 7
Views: 277
Posted By 65 Lamnas
I have a 7042272 with no home that's in process...

I have a 7042272 with no home that's in process of restoration. DM me if interested.
Forum: 67-81 Firebird & TA Parts FOR SALE 06-16-2024, 04:55 AM
Replies: 13
Views: 306
Posted By 65 Lamnas
If it's the diameter I need, and if you or...

If it's the diameter I need, and if you or someone you know will be at Norwalk with it, I'll take it.
Forum: Pontiac - Street 06-14-2024, 01:44 PM
Replies: 22
Views: 1,287
Posted By 65 Lamnas
If you did all that, I'm not sure how you would...

If you did all that, I'm not sure how you would verify your ignition timing. The 68-later cars used a different timing tab than the 67-earlier cars. The damper (balancer) was changed in '68 and was a...
Forum: Pontiac - Street 06-13-2024, 02:46 AM
Replies: 23
Views: 978
Posted By 65 Lamnas
If I wanted to keep down the stresses in the...

If I wanted to keep down the stresses in the lifter valley area, I'd probably choose a higher ratio rocker or more lobe lift, so I guess there's that to consider. Lobe lift becomes an issue at some...
Forum: Pontiac - Street 06-13-2024, 12:12 AM
Replies: 9
Views: 372
Posted By 65 Lamnas
It doesn't sound like folks are understanding...

It doesn't sound like folks are understanding what you're wanting to do. The thought is that you're mis-describing something as secondary jets. I attached a pic of the secondary jets. They are a...
Forum: 66-67 GTO Tempest & LeMans TECH 06-12-2024, 01:00 AM
Replies: 7
Views: 259
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: 61-77 GTO, Tempest & LeMans Parts WANTED 06-12-2024, 12:29 AM
Replies: 5
Views: 249
Posted By 65 Lamnas
Did you mean CV679C?

Did you mean CV679C?
Forum: 68-69 GTO Tempest & LeMans TECH 06-10-2024, 04:01 PM
Replies: 3
Views: 171
Posted By 65 Lamnas
I'd start with a gauge and monitor your...

I'd start with a gauge and monitor your pressures. Sounds like a leak.
Forum: Pontiac - Street 06-10-2024, 01:05 AM
Replies: 4
Views: 441
Posted By 65 Lamnas
If you use an older setup, just make sure the...

If you use an older setup, just make sure the servo seals well. You're fine at 11" as long as it holds vacuum well. Mine was a early-mid 70's setup
Forum: Pontiac - Street 06-10-2024, 12:54 AM
Replies: 36
Views: 1,051
Posted By 65 Lamnas
I see it's a JET and I've had more than one of...

I see it's a JET and I've had more than one of those apart. Therefore "all bets are off" and please disregard everything I wrote previously.
Forum: Pontiac - Street 06-10-2024, 12:05 AM
Replies: 36
Views: 1,051
Posted By 65 Lamnas
DGs are a fair amount richer, and not just at the...

DGs are a fair amount richer, and not just at the power tips. But use them for sure. "K" hanger is good when experimenting/swapping. If no access to an afr meter, then you have to make moderate...
Forum: Pontiac - Street 06-09-2024, 10:10 PM
Replies: 36
Views: 1,051
Posted By 65 Lamnas
Richen up the secondaries at WOT. If you're...

Richen up the secondaries at WOT. If you're running a Q-jet, this is a 5 minute job, or LESS time than it takes to change 1 spark plug.. If you're currently lean at WOT, that'll cause the EGT to...
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