F1, trickle-down, etc.

Bruce nacelp at bright.net
Sat Sep 29 15:15:49 GMT 2001


I get page can not be displayed.
Anyone have any luck getting it?.
Bruce


----- Original Message -----
From: "Kurt Heintz" <KHeintz at t-online.de>
To: <diy_efi at diy-efi.org>
Sent: Saturday, September 29, 2001 10:41 AM
Subject: Re: F1, trickle-down, etc.


>
> > >
> > >The valvessprings are pneumatic springs!
>
> http://www.fia.com/regle/REG_TEC/F1/F1-technique-2001-a.pdf
>
> Pneumatic is nowadays standard.
> Renault used it first at the V-6 Turbo.
>
> Kurt
>
> >
> > Yep - Renault has used this system in the past (I don't remember if it's
> > still legal in F1), and Ducati was rumored to be working on it for their
> > next-gen Superbike.  Basically, the tappet traps a pocket of air
underneath
> > it, and that's the valvespring.  Of course, you need to make sure you've
got
> > a source of compressed air to keep the valves closed upon start-up, and
> > that's where Ducati was running into problems.  Loose your air supply,
and
> > the valves all drop - that's probably going to result in a warranty
return;)
> >
> > Eric Bryant                      Grand Haven, MI
> > mailto:eric at bryantperformance.com
> > www.bryantperformance.com
> >
>
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