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Search: Posts Made By: Lorenfb
Forum: Porsche 911 Technical Forum 06-28-2012, 11:54 AM
Replies: 26
Views: 6,938
Posted By Lorenfb
No, Pelican Parts has a local source which has...

No, Pelican Parts has a local source which has been servicing tachs & speedos
for over 20 years. Why would anyone one attempt a DIY tach/speedo repair when
it's not that expense and possibly could...
Forum: Porsche 911 Technical Forum 06-27-2012, 04:12 AM
Replies: 266
Views: 25,605
Posted By Lorenfb
"wrong" - HawgRyder - It was you that...

"wrong"

- HawgRyder -

It was you that helped finalize the conclusion of the OP
by posting the key graph that indicated the ineffectiveness
of AFR 'tuning'. You helped expose how some...
Forum: Porsche 911 Technical Forum 06-26-2012, 08:28 PM
Replies: 266
Views: 25,605
Posted By Lorenfb
"Here's the dyno graph where small changes (3-4...

"Here's the dyno graph where small changes (3-4 degrees) in the timing resulted
in significant torque changes:"

Read again! That's an actual 911 3.2 dyno graph which shows the effect of 'pushing'...
Forum: Porsche 911 Technical Forum 06-26-2012, 06:30 PM
Replies: 266
Views: 25,605
Posted By Lorenfb
"I couldn't figure out why someone would lie...

"I couldn't figure out why someone would lie about a dyno chart"

- petevb -

"Lie", and who are you to make an accusation like that? And you know which Porsche cars
I work on and for which...
Forum: Porsche 911 Technical Forum 06-26-2012, 06:12 PM
Replies: 266
Views: 25,605
Posted By Lorenfb
"How much for this gear??" 1. Netbook Laptop...

"How much for this gear??"

1. Netbook Laptop WinXP (new) $250, Ebay WinXP PC Laptop $150
2. EPROM programmer - $100
3. EPROM Emulator - $150 (real time dyno mapping)
4. Map Tweaking Application...
Forum: Porsche 911 Technical Forum 06-26-2012, 04:54 PM
Replies: 266
Views: 25,605
Posted By Lorenfb
"Stop making this sound so simple please!" ...

"Stop making this sound so simple please!"

But it is so simple that even high school auto shop students can do it,
i.e. a PC, an emulator, an app, and some dyno time as was done to
provide data...
Forum: Porsche 911 Technical Forum 06-26-2012, 12:48 PM
Replies: 13
Views: 1,465
Posted By Lorenfb
Please read here:...

Please read here: http://forums.pelicanparts.com/porsche-911-technical-forum/683503-performance-tuning-myth.html
Forum: Porsche 911 Technical Forum 06-22-2012, 06:56 AM
Replies: 266
Views: 25,605
Posted By Lorenfb
The actual torque changes are only about 3% over...

The actual torque changes are only about 3% over the AFR range of about 11.8 to 14.7.

References:

"Automotive Handbook - Second Addition", Bosch, 1986, pg 439, ISBN 0-89883-518-C
"Automotive...
Forum: Porsche 911 Technical Forum 06-21-2012, 10:22 PM
Replies: 15
Views: 1,418
Posted By Lorenfb
Great, promote another source of repair when...

Great, promote another source of repair when Pelican
provides that service, but use the Pelican forum to
get help!
Forum: Porsche 911 Technical Forum 06-21-2012, 08:58 PM
Replies: 266
Views: 25,605
Posted By Lorenfb
http://forums.pelicanparts.com/uploads20/AFRchart1...

http://forums.pelicanparts.com/uploads20/AFRchart1340340828.gif

And what is the basis for assigning numbers to a generic chart, i.e. Is there a
reference cited that adds validity to doing that?...
Forum: Porsche 911 Technical Forum 06-21-2012, 11:21 AM
Replies: 266
Views: 25,605
Posted By Lorenfb
"It has been my experience that once a base...

"It has been my experience that once a base timing curve has been established, tuning for AFR will invariably yield the best results - i.e. the smoothest, most linear curves. I have actually found...
Forum: Porsche 911 Technical Forum 06-21-2012, 08:54 AM
Replies: 266
Views: 25,605
Posted By Lorenfb
http://forums.pelicanparts.com/uploads20/Stoich134...

http://forums.pelicanparts.com/uploads20/Stoich1340297503.gif

Thanks Hydrocket, as that further exemplifies the insignificance of tweaking the
AFRs when they're close to the ideal (12.6), as is...
Forum: Porsche 911 Technical Forum 06-20-2012, 07:41 AM
Replies: 0
Views: 440
Posted By Lorenfb
It will not require much effort other than...

It will not require much effort other than getting the 964 round connector
and connecting it to the DME ECM. All that's needed is to connector four
wires, i.e. ground, +12, and K & L lines, since...
Forum: Porsche 911 Technical Forum 06-19-2012, 07:54 AM
Replies: 58
Views: 4,573
Posted By Lorenfb
"If you can't address the subject" -...

"If you can't address the subject"

- SiberUr56 -

And where have you addressed anything of merit with your 508 posts since 8/2011 other
the BS that goes on the OT forum. Do we need to reference...
Forum: Porsche 911 Technical Forum 06-19-2012, 07:48 AM
Replies: 58
Views: 4,573
Posted By Lorenfb
"Just making an observation about your jumping on...

"Just making an observation about your jumping on to threads and making factual statements in which you present no proof."

Real data taken from actual personal dyno runs was presented. If the data...
Forum: Porsche 911 Technical Forum 06-19-2012, 07:17 AM
Replies: 58
Views: 4,573
Posted By Lorenfb
"This fallacy is committed when the person in...

"This fallacy is committed when the person in question is not a legitimate authority on the subject."

Please! Who on this website is an authority on ANYTHING!!!!!!!!!!!!!
Some may make those...
Forum: Porsche 911 Technical Forum 06-19-2012, 06:49 AM
Replies: 1
Views: 650
Posted By Lorenfb
911SC Poor Running & Distributor Signal Phasing Problem

Over the years a numbers of Porsche mechanics have experienced poor running
conditions at RPMs below 3000 and incorrect distributor alignments relative to
Z1 on the damper pulley on 911SC engines....
Forum: Porsche 911 Technical Forum 06-19-2012, 05:07 AM
Replies: 58
Views: 4,573
Posted By Lorenfb
"He was suggesting that the OP check his plugs,...

"He was suggesting that the OP check his plugs, his plug condition was causing his poor performance and idle."

Let's distort the facts and make it a plug problem, right?
The initial implication...
Forum: Porsche 911 Technical Forum 06-19-2012, 04:49 AM
Replies: 58
Views: 4,573
Posted By Lorenfb
"The OP doesn't mention anything about melted...

"The OP doesn't mention anything about melted plugs or the WOT switch - that's my issue"

- IROC -

Right, it's you that had a problem that appears to be related to the WOT map
as you thought to...
Forum: Porsche 911 Technical Forum 06-18-2012, 10:26 PM
Replies: 0
Views: 389
Posted By Lorenfb
911SC Poor Running & Distributor Signal Phasing Problem

Over the years a numbers of Porsche mechanics have experienced poor running
conditions at RPMs below 3000 and incorrect distributor alignments relative to
Z1 on the damper pulley on 911SC engines....
Forum: Porsche 911 Technical Forum 06-18-2012, 09:11 PM
Replies: 10
Views: 1,280
Posted By Lorenfb
"Is a WUR replacement called for? I don't want to...

"Is a WUR replacement called for? I don't want to drop $300+ for almost no gain."

A waste of money, as most have indicated that the WUR can be tweaked to the desired pressure.
Actually, it...
Forum: Porsche 911 Technical Forum 06-18-2012, 08:54 PM
Replies: 23
Views: 3,063
Posted By Lorenfb
"The Huco is available as well as some cheap...

"The Huco is available as well as some cheap knock-offs from e-bay that I don't think I will be getting."

That's about your easiest choice. That way at least you'll be able to isolate
the...
Forum: Porsche 911 Technical Forum 06-18-2012, 07:35 PM
Replies: 58
Views: 4,573
Posted By Lorenfb
"really shouldn't be so much a keyboard warrior."...

"really shouldn't be so much a keyboard warrior."

- Joe Bob -

Please! Another one hidden behind a cryptic name like the many others who do personal attacks.
And who in actuality might you be,...
Forum: Porsche 911 Technical Forum 06-18-2012, 07:29 PM
Replies: 58
Views: 4,573
Posted By Lorenfb
"If you have nothing constructive to contribute,...

"If you have nothing constructive to contribute, then shut the hell up."

Such a lovely personality!
Forum: Porsche 911 Technical Forum 06-18-2012, 07:27 PM
Replies: 58
Views: 4,573
Posted By Lorenfb
"The OP didn't say that the WOT switch caused...

"The OP didn't say that the WOT switch caused anything. SW is just listing things he has seen in his experience that may or may not apply, but could be checked. I haven't seen a lot of positive...
Showing results 1 to 25 of 500

 
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