[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
6spd tranny?
So what point are you trying to make?
Eric Person
86.5 "peaky motor"
At 11:10 PM 3/7/02 +0000, Michael Abatzis wrote:
>i'm going with marc on this one. 16v makes more torque at all rpms, but the
>torque curve is peaky, from 4k-6.5k. 8v makes less torque, but it's more
>evenly spread out. don't worry scott, your car is still faster ;)
>-michael
>92 vr6 gti-gobs of torque everywhere
>
>
>>From: "Scott F. Williams" <sfwilliams@comcast.net>
>
>>No, you're missing my point entirely. The 16v makes more torque at *all*
>>rpm
>>points. The rush of hp at the top simply makes the bottom feel softer than
>>the 8v. Additionally, the difference in vehicle weight and often times
>>gearing affects the way the 8v and 16v cars behave.
>>
>>Check the dyno sheets for stock motors (a fair means of comparison) and
>>you'll see what I'm saying.
>>--
>>Scott F. Williams
>>NJ Scirocco nut
>>'99 Subaru Impreza 2.5 RS
>>Mazda 323 GTX turbo "assaulted" vehicle
>>Golf GTI 16v "rollycar"
>>ClubVAC: "Roads found. Drivers wanted."
>>
>>Check out our rally team's website!
>>http://www.usrallyteam.com
>>
>> > -----Original Message-----
>> > From: scirocco-l-admin@scirocco.org
>> > [mailto:scirocco-l-admin@scirocco.org]On Behalf Of Marc Peterson
>> > Sent: Thursday, March 07, 2002 10:41 AM
>> > To: scirocco-l@scirocco.org
>> > Subject: Re: 6spd tranny?
>> >
>> >
>> > Yeah, the overall levels are higher, but the 8v's seem to be in
>> > their torque
>> > band for 3500 rpm, were as the 16's seem to be in their torque
>> > band for only
>> > 2500 rpm. The locations of the torque bands are different, and the
>>values
>> > are different, but the width of the band is larger for the 8V's,
>> > that's all
>> > I'm saying. Which means that the 6sp might be more suited for
>> > the 16v's by
>> > being able to keep the rpms in that band due to the extra intermediate
>> > ratio.
>> >
>> > Marc
>> > ----- Original Message -----
>> > From: "Scott F. Williams" <sfwilliams@comcast.net>
>> > To: "Marc Peterson" <mpeters6@rochester.rr.com>;
>><scirocco-l@scirocco.org>
>> > Sent: Thursday, March 07, 2002 10:06 AM
>> > Subject: RE: 6spd tranny?
>> >
>> >
>> > > Marc, check those dyno reports and you'll see what is often
>> > verified. That
>> > > is, the fact that the 16v motors make more torque *and* horsepower all
>> > > across the rpm band. The 8v motors seem torquier for the following
>> > reasons:
>> > >
>> > > a) the gear ratios are often shorter(3.94 versus 3.67)
>> > > b) vehicle weights are lower
>> > > c) 16v has a mad rush of *extra* power up top which makes it feel
>> > relatively
>> > > soft on the bottom
>> > > --
>> > > Scott F. Williams
>> > > NJ Scirocco nut
>> > > '99 Subaru Impreza 2.5 RS
>> > > Mazda 323 GTX turbo "assaulted" vehicle
>> > > Golf GTI 16v "rollycar"
>> > > ClubVAC: "Roads found. Drivers wanted."
>> > >
>> > > Check out our rally team's website!
>> > > http://www.usrallyteam.com
>> > >
>> > > > -----Original Message-----
>> > > > From: scirocco-l-admin@scirocco.org
>> > > > [mailto:scirocco-l-admin@scirocco.org]On Behalf Of Marc Peterson
>> > > > Sent: Thursday, March 07, 2002 9:57 AM
>> > > > To: scirocco-l@scirocco.org
>> > > > Subject: Re: 6spd tranny?
>> > > >
>> > > >
>> > > > Hmm, I thought that the 8v power band was acutally *wider* than
>> > > > the 16v, it
>> > > > just starts and ends lower in the rpm range?
>> > > >
>> > > > I know that Jason's 1.8 RD is on it torque band from about 2K all
>>the
>> > way
>> > > > through 5.5K, where as Bretts monster was hits its torque band
>> > > > around 4K and
>> > > > is done by 6.5K
>> > > > ----- Original Message -----
>> > > > From: "Scott F. Williams" <sfwilliams@comcast.net>
>> > > > To: <jason_f_snow@nac.net>; "'Larry'" <rocco16v@netzero.com>;
>>"'brett
>> > > > cooke'" <vwscir88@hotmail.com>; <scirocco-l@scirocco.org>
>> > > > Sent: Thursday, March 07, 2002 8:49 AM
>> > > > Subject: RE: 6spd tranny?
>> > > >
>> > > >
>> > > > > Jason Snow asked:
>> > > > > > What good would a 6spd tranny do for an 8v engine?
>> > > > >
>> > > > > Jason, a 6-speed tranny offers more gears with which one
>> > can match the
>> > > > > ratios to the rev band of the motor. Considering that the 8v's
>> > powerband
>> > > > is
>> > > > > more narrow than the 16v's, the extra ratios can make it easier to
>> > keep
>> > > > the
>> > > > > motor where it is happiest. In my case, I chose a 4.25 ring
>> > & pinion,
>> > > > stock
>> > > > > 4k gears 1,3,4, & 5 (2nd is tall ratio), and a .75 6th gear.
>> > > > This puts me
>> > > > at
>> > > > > about the same revs in 6th as a Scirocco 16v in 5th. But, the
>> > > > car screams
>> > > > > through the gears as it accelerates. It is a heavy compromise for
>> > twisty
>> > > > > backroad driving but with fair highway manners.
>> > > > >
>> > > > > Then, there is the other choice of maintaining the stock ratios
>> > > > (1-5) and
>> > > > > just tacking an overdrive on the top.
>> > > > >
>> > > > > YMMV...
>> > > > > --
>> > > > > Scott F. Williams
>> > > > > NJ Scirocco nut
>> > > > > '99 Subaru Impreza 2.5 RS
>> > > > > Mazda 323 GTX turbo "assaulted" vehicle
>> > > > > Golf GTI 16v "rollycar"
>> > > > > ClubVAC: "Roads found. Drivers wanted."
>> > > > >
>> > > > > Check out our rally team's website!
>> > > > > http://www.usrallyteam.com
>> > > > >
>> > > > >
>> > > > >
>> > > > > _______________________________________________
>> > > > > Scirocco-l mailing list
>> > > > > Scirocco-l@scirocco.org
>> > > > > http://neubayern.net/mailman/listinfo/scirocco-l
>> > > > >
>> > > >
>> > > >
>> > > > _______________________________________________
>> > > > Scirocco-l mailing list
>> > > > Scirocco-l@scirocco.org
>> > > > http://neubayern.net/mailman/listinfo/scirocco-l
>> > >
>> > >
>> > >
>> >
>> >
>> > _______________________________________________
>> > Scirocco-l mailing list
>> > Scirocco-l@scirocco.org
>> > http://neubayern.net/mailman/listinfo/scirocco-l
>>
>>
>>
>>_______________________________________________
>>Scirocco-l mailing list
>>Scirocco-l@scirocco.org
>>http://neubayern.net/mailman/listinfo/scirocco-l
>
>
>_________________________________________________________________
>MSN Photos is the easiest way to share and print your photos:
>http://photos.msn.com/support/worldwide.aspx
>
>
>_______________________________________________
>Scirocco-l mailing list
>Scirocco-l@scirocco.org
>http://neubayern.net/mailman/listinfo/scirocco-l
>
>