Forum: Test & Tune
Yesterday, 07:41 AM
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Replies: 6
Views: 160
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: 1,680
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Forum: Pontiac - Street
04-30-2024, 03:51 PM
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Replies: 10
Views: 488
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Forum: THE LOBBY
04-29-2024, 05:49 PM
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Replies: 32
Views: 1,680
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: 3,560
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: 21
Views: 1,084
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Forum: 66-67 GTO Tempest & LeMans TECH
04-28-2024, 03:35 PM
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Replies: 3
Views: 194
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Forum: 64-65 GTO Tempest & LeMans TECH
04-28-2024, 02:55 PM
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Replies: 11
Views: 379
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Forum: The Body Shop TECH
04-28-2024, 11:07 AM
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Replies: 4
Views: 335
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Forum: THE LOBBY
04-26-2024, 11:09 AM
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Replies: 0
Views: 156
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: 26
Views: 997
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Forum: Heating & Cooling TECH
04-23-2024, 02:04 PM
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Replies: 8
Views: 371
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: 371
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Forum: Heating & Cooling TECH
04-23-2024, 01:52 PM
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Replies: 8
Views: 371
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: 265
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Forum: Pontiac - Race
04-20-2024, 09:06 AM
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Replies: 3
Views: 265
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: 469
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Forum: THE LOBBY
04-15-2024, 12:13 PM
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Replies: 14
Views: 528
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Forum: Pontiac - Street
04-08-2024, 02:05 PM
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Replies: 8
Views: 471
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Forum: Pontiac - Boost
04-03-2024, 06:30 PM
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Replies: 16
Views: 709
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: 709
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: 1,579
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Forum: Pontiac - Boost
04-03-2024, 04:15 PM
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Replies: 16
Views: 709
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Forum: Pontiac - Street
04-03-2024, 04:12 PM
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Replies: 37
Views: 1,579
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Forum: LS Talk
03-25-2024, 10:37 AM
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Replies: 195
Views: 31,217
You're welcome! You do top notch work.
He's...
You're welcome! You do top notch work.
He's just explaining to you that you're too dumb to evaluate engines and are ruining your car. Just "friendly suggestions". LOL! Some people think it's ok to...
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