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Search: Posts Made By: 1QuickS
Forum: Porsche 911 Technical Forum 12-08-2020, 05:43 PM
Replies: 7
Views: 414
Posted By 1QuickS
I do not think PMOs identify size but if you have...

I do not think PMOs identify size but if you have venturis that are larger than 36mm rest assured they are not 40's.

Typical venturi diameters per throttle bore diameter are:

40mm: 30mm...
Forum: Porsche 911 Technical Forum 12-08-2020, 12:12 PM
Replies: 7
Views: 414
Posted By 1QuickS
Bottom throttle diameter is the size of the carb....

Bottom throttle diameter is the size of the carb.

They use IDF/IDA main circuit stacks and jets are interchangeable.

Venturis are unique to PMO.

I do not have price guideline.
Forum: Porsche 911 Technical Forum 11-30-2020, 09:16 PM
Replies: 3
Views: 387
Posted By 1QuickS
Also: idle air flows not balanced ...

Also:

idle air flows not balanced
side-to-side air flows not balanced
incorrectly sized idle fuel jets
partially clogged fuel galleries supplying fuel to the idle fuel jets
ignition...
Forum: Porsche 911 Technical Forum 11-21-2020, 01:49 PM
Replies: 9
Views: 912
Posted By 1QuickS
Yes, my error. I'd still worry a seller using...

Yes, my error. I'd still worry a seller using the terms "chopped" regarding a 911.
Forum: Porsche 911 Technical Forum 11-21-2020, 09:26 AM
Replies: 9
Views: 912
Posted By 1QuickS
I recommend you find a Porsche shop (air cooled...

I recommend you find a Porsche shop (air cooled 911s in particular) that performs alignments for confidence in your service. Someone who says your car was chopped does not sound like they have...
Forum: Porsche 911 Technical Forum 11-18-2020, 09:43 AM
Replies: 10
Views: 412
Posted By 1QuickS
I don't recall spacer dimensions, I measured all...

I don't recall spacer dimensions, I measured all components & machined them at the time I set them up. The idea is to adjust thickness of spacer so disc is centered on the caliper.

I looked at...
Forum: Porsche 911 Technical Forum 11-18-2020, 08:56 AM
Replies: 10
Views: 412
Posted By 1QuickS
You can put SC rotors on the rear if you get...

You can put SC rotors on the rear if you get longer studs and make a spacer to go between flange and disc. Deep 6's (5 1/2's or 7's if you re-work the body to accept them) are needed when you use...
Forum: Porsche 911 Technical Forum 11-15-2020, 02:42 PM
Replies: 5
Views: 423
Posted By 1QuickS
Kent, I have your engine as a 3.0 with GT2-102...

Kent, I have your engine as a 3.0 with GT2-102 cams, SSI heat exchangers and is twin-plugged. Your carbs are IDTP1 which were for 2.0 914/6.

The service I provided in Aug2013 was:

Throttle...
Forum: Porsche 911 Technical Forum 11-13-2020, 06:34 PM
Replies: 3
Views: 469
Posted By 1QuickS
My experience is the alodine must be applied over...

My experience is the alodine must be applied over freshly blasted aluminum and the chromate needs to be applied to freshly zinc plated bodies. I have not had success otherwise. The alumaprep...
Forum: Porsche 911 Technical Forum 11-12-2020, 05:19 PM
Replies: 3
Views: 266
Posted By 1QuickS
A picture is worth a thousand words.

A picture is worth a thousand words.
Forum: Porsche 911 Technical Forum 11-12-2020, 03:39 PM
Replies: 24
Views: 2,351
Posted By 1QuickS
There are two different idle mixture screws used...

There are two different idle mixture screws used in Zeniths, difference being the diameter where the o-ring goes. Early mixture screws used an o-ring with larger diameter cross-section and later...
Forum: Porsche 911 Technical Forum 11-12-2020, 03:34 PM
Replies: 3
Views: 266
Posted By 1QuickS
See photo for arrangement of fuel paths. The...

See photo for arrangement of fuel paths. The idle fuel jet is connected to the bottom of the emulsion tube well via two horizontal galleries and a vertical gallery. The lower horizontal gallery and...
Forum: Porsche 911 Technical Forum 11-12-2020, 03:07 PM
Replies: 3
Views: 469
Posted By 1QuickS
Bodies are alodine finished, not clear but the...

Bodies are alodine finished, not clear but the brownish tint, look at interface for accelerator pump & you will see OEM color. Air horns are nickel plated. Finish on accelerator pump bodies is zinc...
Forum: Porsche 911 Technical Forum 09-30-2020, 08:31 AM
Replies: 6
Views: 478
Posted By 1QuickS
I found the tool in 1977 and have used it ever...

I found the tool in 1977 and have used it ever since, I test run all carbs to adjust float levels, air balance, idle mixtures and to check for leaks. My test engine has both an afr gauge in one of...
Forum: Porsche 911 Technical Forum 09-29-2020, 10:57 PM
Replies: 43
Views: 1,302
Posted By 1QuickS
That is a major air leak. OK, pull manifolds &...

That is a major air leak. OK, pull manifolds & observe gaskets. The reason I asked if you had PMO manifolds is OEM manifolds on CIS heads with phenolic insulators can develop air leaks due to...
Forum: Porsche 911 Technical Forum 09-29-2020, 06:04 PM
Replies: 43
Views: 1,302
Posted By 1QuickS
So, #6 only? I thought #4 through #6 were...

So, #6 only? I thought #4 through #6 were similarly afflicted.

PMO fuel galleries have threaded ends with sealing screws, I assume that you have opened, mechanically cleaned & visually observed...
Forum: Porsche 911 Technical Forum 09-29-2020, 08:54 AM
Replies: 43
Views: 1,302
Posted By 1QuickS
Are your manifolds from PMO & selected for your...

Are your manifolds from PMO & selected for your heads or are they OEM manifolds?
Forum: Porsche 911 Technical Forum 09-25-2020, 09:41 PM
Replies: 4
Views: 342
Posted By 1QuickS
If you can re-surface to have a seal with the...

If you can re-surface to have a seal with the bottom of the air correction jet then it is OK. Use a magic marker on the bottom of the air correction jet to see if it transfers a full circle of...
Forum: Porsche 911 Technical Forum 09-14-2020, 02:42 PM
Replies: 29
Views: 1,084
Posted By 1QuickS
I think soldered connectors that are left without...

I think soldered connectors that are left without support will vibrate & flex until breaking. Heat shrink will provide a bit of support but if the wires are bundled & zip tied then the flexing issue...
Forum: Porsche 911 Technical Forum 08-14-2020, 08:15 AM
Replies: 9
Views: 520
Posted By 1QuickS
Check fuel delivery pressure at the carbs with...

Check fuel delivery pressure at the carbs with engine running, pressure should be 3.5 psi per specification but 3 to 3.5 psi is fine
Get float level vial and verify float levels, this has two...
Forum: Porsche 911 Technical Forum 07-26-2020, 06:30 PM
Replies: 17
Views: 444
Posted By 1QuickS
I recommend you contact me regarding the tuneable...

I recommend you contact me regarding the tuneable idle air correction kit, otherwise I expect you will have a lean transition from low speed circuit to high speed circuit, this occurs in the 2800 to...
Forum: Porsche 911 Technical Forum 07-26-2020, 10:25 AM
Replies: 17
Views: 444
Posted By 1QuickS
IDTP1 Webers are OK on a mild 2.4 but I recommend...

IDTP1 Webers are OK on a mild 2.4 but I recommend modifying the idle air correction jets to help fatten transition. I have happy customers with the jetting recommended below on similar engines with...
Forum: Porsche 911 Technical Forum 07-22-2020, 11:15 PM
Replies: 5
Views: 393
Posted By 1QuickS
I stripped my 67S to bare metal and never...

I stripped my 67S to bare metal and never regretted it.

http://forums.pelicanparts.com/uploads26/11595484778.jpg
Forum: Porsche 911 Technical Forum 06-22-2020, 04:42 PM
Replies: 12
Views: 579
Posted By 1QuickS
I'm glad to see I have already provided info...

I'm glad to see I have already provided info regarding drilling the top covers for Zeniths, thank you for providing the link.

Zeniths work well if in good condition and the emission stuff is...
Forum: Porsche 911 Technical Forum 06-22-2020, 10:16 AM
Replies: 12
Views: 579
Posted By 1QuickS
Zeniths like to accumulate fuel in the recesses...

Zeniths like to accumulate fuel in the recesses created by the reinforcing ribs in the tops of the throttle housings, Webers have these reinforcing webs internal to the tops which helps shed fuel...
Showing results 1 to 25 of 500

 
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