Forum: THE LOBBY
Today, 08:05 AM
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Replies: 18
Views: 392
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Forum: Test & Tune
05-03-2024, 07:41 AM
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Replies: 6
Views: 204
You might have a bad choke pull-off diaphragm....
You might have a bad choke pull-off diaphragm. The secondary air valve spring is only part of what controls secondary opening rate. More significant is the orifice inside the pull of diaphragm. If...
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Forum: THE LOBBY
04-30-2024, 03:57 PM
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Replies: 32
Views: 1,729
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Forum: Pontiac - Street
04-30-2024, 03:51 PM
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Replies: 10
Views: 505
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Forum: THE LOBBY
04-29-2024, 05:49 PM
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Replies: 32
Views: 1,729
That's one of the great things about being a...
That's one of the great things about being a self-appointed expert. Anyone can qualify. :)
The timing thing hits home for me. There used to be a guy running a dark green GTO convertible at...
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Forum: Pontiac - Street
04-29-2024, 11:47 AM
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Replies: 55
Views: 3,611
X3
When I got into about mid 12's the puller...
X3
When I got into about mid 12's the puller became an apparent impossibility. The fuel pressure gauge also told an interesting story after I switched to an electric pusher pump. I initially...
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Forum: Pontiac - Race
04-28-2024, 05:45 PM
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Replies: 24
Views: 1,389
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Forum: 66-67 GTO Tempest & LeMans TECH
04-28-2024, 03:35 PM
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Replies: 3
Views: 213
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Forum: 64-65 GTO Tempest & LeMans TECH
04-28-2024, 02:55 PM
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Replies: 11
Views: 407
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Forum: The Body Shop TECH
04-28-2024, 11:07 AM
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Replies: 4
Views: 363
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Forum: THE LOBBY
04-26-2024, 11:09 AM
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Replies: 0
Views: 169
Disc Golf
Any disc golf players on here? I've been playing since the late 70's I guess. Didn't play for a long time. Recently started back up. My former employer (retired now :)) started a league. I'm looking...
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Forum: THE LOBBY
04-23-2024, 02:07 PM
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Replies: 27
Views: 1,082
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Forum: Heating & Cooling TECH
04-23-2024, 02:04 PM
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Replies: 8
Views: 395
As you can see, common for evaporators to be...
As you can see, common for evaporators to be clogged also. You might check that first. My mom had a Grand Am with weak A/C. The factory has sprayed sealer over half of the evaporator core!!!
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Forum: Heating & Cooling TECH
04-23-2024, 02:01 PM
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Replies: 8
Views: 395
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Forum: Heating & Cooling TECH
04-23-2024, 01:52 PM
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Replies: 8
Views: 395
I just finished rebuilding the A/C on my '86 K5...
I just finished rebuilding the A/C on my '86 K5 Blazer. Switched to R134. I replaced all components. The condenser, and evaporator, are parallel design with noticeably more core surface area. I also...
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Forum: Pontiac - Race
04-20-2024, 01:33 PM
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Replies: 3
Views: 279
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Forum: Pontiac - Race
04-20-2024, 09:06 AM
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Replies: 3
Views: 279
Gateway Drag Strip Storm Damage
Some bad storms passed through the St. Louis area on Thursday. A big oak tree snapped off in my front yard. Gateway (WWTR) Drag Strip had a whole grandstand blown out onto the track. I've been trying...
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Forum: Pontiac - Street
04-18-2024, 03:19 PM
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Replies: 5
Views: 477
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Forum: THE LOBBY
04-15-2024, 12:13 PM
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Replies: 15
Views: 587
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Forum: Pontiac - Street
04-08-2024, 02:05 PM
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Replies: 8
Views: 479
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Forum: Pontiac - Boost
04-03-2024, 06:30 PM
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Replies: 16
Views: 738
Here's a discussion on the subject:...
Here's a discussion on the subject: https://www.northamericanmotoring.com/forums/drivetrain-cooper-s/26360-supercharger-bypass-valve-theory-of-operation.html
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Forum: Pontiac - Boost
04-03-2024, 06:26 PM
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Replies: 16
Views: 738
Mad Max supercharger was a roots blower....
Mad Max supercharger was a roots blower. Different animal than centrifugal. I believe there are bypass systems on newer screw type blowers. Admittedly, I'm not well educated on the subject. Was...
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Forum: Pontiac - Street
04-03-2024, 06:22 PM
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Replies: 37
Views: 1,613
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Forum: Pontiac - Boost
04-03-2024, 04:15 PM
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Replies: 16
Views: 738
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Forum: Pontiac - Street
04-03-2024, 04:12 PM
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Replies: 37
Views: 1,613
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