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Re: Speed Application
Yeah.
- Alexander L. Kunstmann
http://members.xoom.com/volkswagen98/
a_kunstmann@gmx.de
P.S.
(hahahahahahahah...HAHAHAHAHA!!!)
I just love quoting..
He..
-----Original Message-----
From: Patrick Sherman <patrick@volkswagen.org>
To: jettaglx@igtc.com <jettaglx@igtc.com>
Date: Friday, October 16, 1998 12:15 AM
Subject: RE: Speed Application
>Nope.. The Jetta and GTI have the same box and gearing.. Now
the Corrado is
>different..
>
>
>---PATRICK SHERMAN
>patrick@eurospeed.org
>http://www.eurospeed.org
>97' JETTA GLX / 30K / Tornado Red
>
>-----Original Message-----
>From: owner-jettaglx@igtc.com
[mailto:owner-jettaglx@igtc.com]On Behalf
>Of Greg Coe
>Sent: Thursday, October 15, 1998 7:39 PM
>To: jettaglx@igtc.com
>Subject: Re: Speed Application
>
>
>No, I know that the GTI and GLX have a 3.39 final drive, and
the corrado
>uses a 3.65 final drive. Other than that, the O2A boxes are
identical in
>all the cars. I'm not stupid. I went through a tranny
replacement, and
>researched all the boxes. Only the Corrado's tranny differs.
Look at the
>specs, man, the gearing for the GTIVR6 and Jetta GLX are
EXACTLY the same.
>No question about it. Do the math, and you will see that
6100rpm in fifth
>is about 144 mph, give or take a few tenths. That is in BOTH
the GLX and
>GTI. Anyone with any knowledge of the cars will confirm this.
Check VW's
>web site. I'm sure there are gear ratios in the specs.
>
>Later,
>Greg
>
>----Original Message-----
>From: Khan Klatt <kmk@pacificrim.net>
>To: jettaglx@igtc.com <jettaglx@igtc.com>
>Date: Thursday, October 15, 1998 9:30 PM
>Subject: Re: Speed Application
>
>
>>
>>I don't see why you would say "Not true."
>>
>>First of all, a GTI and a GLX have *DIFFERENT* gearing.
>>
>>So, the 144mph, was that in the GLX, or in the GTI-- it *will*
be
>different.
>>
>>Second of all, I have no factual or experiential basis for
this
>>"efficiency" rating, but a rating _of_this_sort_ may explain
why the top
>>speed by the calculation is so far off. I think you'll agree
that 179 MPH
>>is *NOT* realizable by our GLX's with the current gearings.
>>
>>As a result, my "adjustment factor" was an attempt to adjust
the
>>theoretical top speed with a "realistic" top speed, and the
factor I "came
>>up" (pulled out of my ass) was .75 in fifth gear. I didn't
imply that this
>>was ABSOLUTELY TRUE, so why are you discounting it off-hand?
>>
>>All I said was, there should be an adjustment factor that
takes into
>>consideration real world conditions such as wind resistance.
So if the
>>factor is not .75 in fifth gear, maybe it's .81 (.81 * 178 =
144)... the
>>details of the "factor" are not as important as the general
idea of an
>>adjustment.
>>
>>And, again, the gearing on a GTI and a GLX are definitely
different, and
>>will produce different top speeds.
>>
>>-Khan
>>
>>P.S. The speedo reading at 150 was probably not very accurate,
as many
>>readers have pointed out that the speedo consistently shows
several miles
>>faster than you are really truly going. It's about 3 mph
around 40, and
>>about five mph around 60-75, and could be as much as 6 mph
around 144.
>>
>>At 6:44 PM -0400 10/15/98, Greg Coe wrote:
>>>Not true. I ran my car to 6100 rpm in fifth gear. With the
gearing that
>>>the GTI and GLX have, 6100 rpm in fifth equates to 144mph,
according to
>Todd
>>>@ AWE. BTW, the speedo was showing nearly 150 mph at that
speed.
>>>
>>>Later,
>>>Greg
>>>-----Original Message-----
>>>From: Khan Klatt <kmk@pacificrim.net>
>>>To: jettaglx@igtc.com <jettaglx@igtc.com>
>>>Date: Thursday, October 15, 1998 6:38 PM
>>>Subject: Re: Speed Application
>>>
>>>
>>>>At 4:43 PM -0400 10/15/98, VWDrvrsWtd@aol.com wrote:
>>>>>In a message dated 10/15/98 2:26:40 PM Central Daylight
Time,
>>>>>piecuch@hsd.utc.com writes:
>>>>>
>>>>>> So, let me get this straight....
>>>>>> Let's sample Top speed.
>>>>>> 205/50 R15 at 6500RPM in 5th gear on a Jetta GLX
>>>>>>
>>>>>> TD = 23.08" (Stays the same)
>>>>>> MPH = (6500 * 23.08)/(0.84 * 1000)
>>>>>> MPH = 178.6 WOW!!!!
>>>>>
>>>>>What, yours doesn't go that fast? :)
>>>>
>>>>I'm sure mine would go that fast, if it were on a dyno. Add
the wind
>>>>resistance (our cars are no formula-1 racers) and other
factors (perhaps
>>>>road friction, etc.) and your road efficiency will be
reduced.
>>>>
>>>>You could add a "efficiency" factor to this calculation, on
a sliding
>>>scale.
>>>>
>>>>At first gear, multiply your speed ratings by 0.95, to get
"real world"
>>>>numbers.
>>>>In second gear, multiply your speed calculation by 0.9 to
get real world.
>>>>In third gear, multiply by .85 to get real world speed.
>>>>In fourth, multiply by .80,
>>>>and in fifth, by .75 to get real world speed.
>>>>
>>>>That would produce roughly 135 mph, at 6500 rpm in fifth
gear, adjusted
>for
>>>>"real world efficiency" by my rough "adjustment" factor.
>>>>
>>>>-Khan
>>>>------------------------------------------------------------
-------------
>--
>>>-
>>>>
>>>>Khan Klatt <kklatt@nw.verio.net>
>>>Verio
>>>>Network Engineer
Bellingham Branch
>>>Office
>>>>Tel 800.591.2757 x 13 725
N. State
>>>Street
>>>>Fax 360.738.8315
Bellingham, WA
>>>98225
>>>>
>>>>------------------------------------------------------------
-------------
>--
>>>-
>>
>>--------------------------------------------------------------
-------------
>-
>>
>>Khan Klatt <kklatt@nw.verio.net>
>Verio
>>Network Engineer Bellingham
Branch
>Office
>>Tel 800.591.2757 x 13 725
N. State
>Street
>>Fax 360.738.8315
Bellingham, WA
>98225
>>
>>--------------------------------------------------------------
-------------
>-
>
>
>