RE: K&N Air Filter

["Ng, Kevin (Bank of America Commercial Finance)" <kevin.ng@bankofamericacf.com>]

If this is the case, then how can K&N claim that you get better fuel mileage
with their filters? Are they making this claim only for engines without EFI?


BTW, Bill, I plan on re-jetting my bike next spring. Is this something that
can be done by the average DIY'er? The dealer quoted me $290 for labor.

Kevin Ng
97 GLX Windsor Blue

> -----Original Message-----
> From:	Bill Hussey [SMTP:vfrboy@home.net]
> Sent:	Tuesday, November 09, 1999 7:44 AM
> To:	jettaglx@igtc.com
> Subject:	Re: K&N Air Filter
> 
> Da Doctah wrote:
> 
> > I was just reading knfilters.com about their drop in air filters. They
> say
> > an electornically controlled engine will increase the fuel when it
> detects a
> > greater flow of oxygen. I would think the opposite would be true.
> >
> > Is this, in fact, the way the VR6 works?
> >
> > Anyone with a 99.5 or 2000 VR6 put one of these in? How is it?
> >
> > Thanks.
> 
> Your engine must keep a proper fuel / air ratio ... if you stick a higher
> flow
> filter in, you'll be increasing the volume of air that gets sucked into
> your
> engine.  To keep the ratio the same, the FI WILL compensate by throwing in
> more
> fuel.  Same thing holds true for an exhaust.   This has nothing to do with
> VW's, or Honda's, or Hummers for that matter, its just Running Engine 101.
> 
> Bill
> '98 GLX
> 
> P.S.  Wanna try something REAL interesting ... try rejetting a carbeurated
> engine some time.  I have to do my carbs twice a year, not counting times
> when
> I modify the air track .... oh what fun!