ba-autox
[Top] [All Lists]

Re: Rotary torque & noise

To: mrc01@flash.net, "Allendorfer, Peter" <Peter@regionofdoom.com>
Subject: Re: Rotary torque & noise
From: Dan Bratten <dbratten@ainet.com>
Date: Thu, 27 Jan 2000 09:38:38 -0800
Looks like I fell victim to 'late night reasoning' -- or lack 
thereof. Yes, I remember my motorcrossers  well, now that you mention 
it. Seems I forgot when I posed the question. My S800 would be 
another example too.

>power-band.  It really doesn't matter how tqall it is, but how wide.  :)

How wide and how high -- right?

Thanks to everyone for the discussion.

--Dan

At 8:56 AM -0800 1/27/00, Michael R. Clements wrote:
>My last bike had torque and power increasing to 11,500 RPM, where
>torque leveled off. Power increased to 13,000 RPM, where it hit
>the rev limiter.
>
>On the S2000, Torque & Power both increase past 5,252 RPM and
>peak out somewhere from 7,000 to 9,000 RPM.
>
>"Allendorfer, Peter" wrote:
>  >
>  >  Ever been on a Motorcycle??  They will be climbing that torque curve to
>  > about 10,000rpm (At least the modern Crotch-Rockets will......  And also
>  > about the size of the torque curve.  That's what Dirt-bike riders have been
>  > talking about for years.  When you hit the "Power Band" and how 
>wide is your
>  > power-band.  It really doesn't matter how tqall it is, but how wide.  :)
>  >
>  > -Peter Allendorfer
>  > '91 Miata aka, "Snuggles"
>  > Co-driver '96 Impala SS aka Habib the Taxi Driver!
>  >
>  > -----Original Message-----
>  > From: Dan Bratten
>  > To: Andy McKee; mrc01@flash.net; Kit Wetzler
>  > Cc: Bay Area Autox
>  > Sent: 1/27/00 12:35 AM
>  > Subject: Re: Rotary torque & noise
>  >
>  > At 11:26 PM -0800 1/26/00, Andy McKee wrote:
>  > >story at one specific rpm.  Locating that area higher on the rpm range
>  > allows
>  > >taller gear ratio choices to maintain equivalent ground speeds than
>  > >a lower rpm
>  > >range engine, thus greater overall acceleration.
>  >
>  > May I ask for clarification to my question about Torque = HP @ 5,252
>  > RPM which was explained to be true? Are there cases where Torque and
>  > HP will both be increasing beyond 5,252 RPM? I can see it plotted out
>  > -- but does it happen in the real world?
>  >
>  > A yes or no with perhaps an example will suffice as the math, as
>  > evidenced no doubt by my questions, will only add to my confusion. :-)
>  >
>  > --Dan
>  >
>  > Dan L. Bratten
>  > '79 Trans Am 455/5sp -- CP 37 (Continual Project)
>  > <http://24.240.36.69/CP/>
>
>--
>Michael R. Clements
>mrc01@flash.net
>A government big enough to give you everything you want
>is also big enough to take away everything you have.


<Prev in Thread] Current Thread [Next in Thread>