[F500] Tours and motors

[A. E. Trier]

John,

I normally run 230s, although I may try  250s or 260s for the Peru Tour.

Art

On Tue, 02 Jul 2002 17:14:48 -0400 John Whitling
<alliancemillsoft at worldnet.att.net> writes:
> Road racers need larger jets because they spend al their time wide 
> open. 
> With our short straights we can jet leaner. I'm not at all convinced 
> 
> that there's power to be gained by leaning these motors out so I run 
> a 
> pretty conservative jet setup of 270's. My EGT's only get to about 
> 1000 
> degrees max, but I sleep well.
> 
> John Whitling
> 
> PS: The two Vees that were added to the entry list aren't going to 
> be 
> able to make the Tour. Saddly Jon Billingsley now has to work. 
> That's a 
> shame because he's pretty fast this year and it would have been good 
> to 
> see him do well.
> 
> John Engstrom wrote:
> 
> > Speaking of jets, I'm running 280 and 290 in my Rotax/Aean pipe
> > FMod.  From other info I've gather off this board it seems I
> > should be running larger jets but I checked my plugs and they
> > were good.  Heck, maybe the 34mm carbs require smaller jets
> > than the 38s.  What jets sizes are you other autocrossers using
> > in your Rotax powered cars?
> >
> > John Engstrom
> >
> >
> >> From: Jeff Blumenthal <jeffbb at ix.netcom.com>
> >> Reply-To: f500 at www.f500.org
> >> To: f500 at www.f500.org
> >> Subject: Re: [F500] Tours and motors
> >> Date: Tue, 02 Jul 2002 16:38:49 -0400
> >>
> >> Hey John Whitling....
> >>    Maybe you'd have some time at the Tour to look at Mike's car 
> and 
> >> make some
> >> recommendations?  Gee, did I just "volunteer" you to help? (Mike 
> 
> >> bought the car
> >> from Lynn Ritchie).
> >>
> >> Mike: You probably will want to find out what jets you're using 
> now 
> >> so those
> >> with Rotax/Mikuni experience will have a reference point. Let me 
> know 
> >> what the
> >> jet sizes are too....I'll relay the info to Doug Marsh for his 
> input.
> >> Glad you got in!  Still have about 5 other FMod's on the waiting 
> 
> >> list....
> >>
> >> -Jeff
> >
> >
> >
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