Yeah, the peak torque in a 4 cyl turbo like the ones I'm playing with is
in the 4500 rpm range I believe. I find myself short shifting rather
than winding it up to get the most grins.
Jim
----- Original Message -----
From: "Ed McGuirk" <emcguirk@optonline.net>
To: <6pack@autox.team.net>
Cc: "Sally or Dick Taylor" <tr6taylor@webtv.net>
Sent: Wednesday, June 19, 2002 3:09 PM
Subject: Re: Will it take it?
> If we assume that we will avoid crank flex from high RPM resonance and
> detonation from bad boost, stresses rise fastest with high RPM. The
> parasitic stresses of accelerating and de-accelerating the rods and
pistons
> at high RPM is actually larger than the stresses of high HP from boost
at
> lower RPM.
>
> Your choice is usually to spend money on strong parts that can handle
high
> RPM or to spend money on tuning to avoid detonation during high boost.
The
> tuning is usually more expensive especially if you make a mistake on
your
> way there. (oops, you got another engine?)
>
> Ed McGuirk
>
> At 09:46 AM 6/19/2002 -0600, you wrote:
> >Date: Tue, 18 Jun 2002 17:19:34 -0700 (PDT)
> >From: tr6taylor@webtv.net (Sally or Dick Taylor)
> >Subject: Will it take it?
> >
> >Under race conditions, the TR6 engine shouldn't care whether it gets
its
> >extra power from a high compression ratio, or forced induction. Power
is
> >power. The trick is to stay away from detonation, when either method
is
> >used. 200 HP is not unreasonable.
> >
> >Dick
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