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Showing results 1 to 25 of 68
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Posts Made By:
65 Lamnas
Forum:
Pontiac - Street
09-24-2024, 12:41 PM
Replies:
38
Going to build one more...
Views:
3,570
Posted By
65 Lamnas
The best numbers were produced with the RPM...
The best numbers were produced with the RPM intake and a Braswell 900cfm Holley with 1" open spacer. That went 577HP and 604TQ, but I don't have the hood clearance.
TBH, I was most impressed by...
Forum:
Pontiac - Street
09-23-2024, 03:06 PM
Replies:
38
Going to build one more...
Views:
3,570
Posted By
65 Lamnas
After further testing and tweaking the ported HO...
After further testing and tweaking the ported HO intake went 558HP/579TQ. Switched to the RPM intake and best with the Q-Jet was 571HP/583TQ, and with a 900cfm Holley, the RPM intake went...
Forum:
Pontiac - Street
09-21-2024, 04:43 PM
Replies:
38
Going to build one more...
Views:
3,570
Posted By
65 Lamnas
Well, there's been a lot of delays, but finally...
Well, there's been a lot of delays, but finally made it to the dyno yesterday. Unfortunately a lot of dic*ing around at first with incidentals that burnt up a lot of expensive dyno time, so we're...
Forum:
Pontiac - Street
08-25-2024, 02:44 PM
Replies:
47
Improving airflow
Views:
2,256
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
Improving airflow
Views:
2,256
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:
115
Catastrophic Engine Failure
Views:
13,685
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
Ignition/Distributor choices
Views:
3,390
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
Our Pontiac's camshaft length
Views:
463
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
Fuel pressure
Views:
581
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
Felpro header gasket for round port E-Heads
Views:
439
Posted By
65 Lamnas
1436 ...
1436
https://www.summitracing.com/parts/fel-1436
Forum:
Pontiac - Street
07-10-2024, 01:49 AM
Replies:
38
Going to build one more...
Views:
3,570
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:
38
Going to build one more...
Views:
3,570
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
Thread size for the rocker arm deflectors?
Views:
480
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
Windage tray for splayed main caps
Views:
907
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
Intake gasket gap
Views:
405
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
Dyno testing 3 intakes on my 462
Views:
4,201
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
My new Quadrajet
Views:
1,756
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
My new Quadrajet
Views:
1,756
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
My new Quadrajet
Views:
1,756
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
Pick of a new old stock pcv CV-697 pcv valve
Views:
655
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
455 Spark Knocking since moving to Arizona
Views:
1,529
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
What kind of frog?
Views:
1,212
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:
849
What did you do with your Pontiac today?
Views:
87,128
Posted By
65 Lamnas
Painted it.
Painted it.
Forum:
70-73 Firebird & TA TECH
05-07-2024, 10:21 PM
Replies:
12
Getting back to points and condenser.
Views:
989
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
1970 pq transmission
Views:
391
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...
Showing results 1 to 25 of 68
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