[Diy_efi] RE: Dropping Subaru injectors for economy

Lee M. Lemoine llemoine
Tue Jan 31 04:44:53 UTC 2006


Yeah,  My mclaren motor suffered the difficulties of having the timing
advance to ZERO as the fuel leaned oaut at 6000 rpm at 15 psi.  know what
you mean ;)

--LL

On 1/30/06, John Smith <dirtrider218 at hotmail.com> wrote:
>
>
> Ideally you would have some sort of vavletrain control to minmize pumping
> losses on the inactive cylinders. Since nothing short of electronic valve
> actuation does, those dead cylinders will be like driving an air
> compressor.
> I think the resulting economy gain would not be worth the trouble. If your
> Legacy is turbocharged, this could actually be a dangerous thing to do if
> you lean out a cylinder under boost. If you did do it, you would also need
> to simulate the unused injectors or you will get a check engine light.
>
> >Message: 1
> >Date: Sun, 29 Jan 2006 21:01:31 -0500
> >From: "Lee M. Lemoine" <llemoine at gmail.com>
> >Subject: Re: [Diy_efi] 10hp injected turbo
> >To: diy_efi at diy-efi.org
> >Message-ID:
> >       <bedc2dea0601291801p51147461gbe80cd0f85d0f820 at mail.gmail.com>
> >Content-Type: text/plain; charset="iso-8859-1"
> >
> >I just bought a 2006 Subaru Legacy GT Limited... 2.5 liter DOHC with VVT,
> >turbocharged and intercooled.  I get about 17 mpg with a 5 speed auto
> >transmission, and a fair amount of jackrabbit starts (hey, i haven't
> found
> >anything that pulls on me yet!)...
> >
> >Either way, i would love to drop a cylinder and see twice or three times
> >the
> >economy...  maybe i can toggle a switch just not to fire the injectors or
> >ignitors for one of the cylinders ;)
> >
>
>
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>



--
Sincerely,

Lee M. Lemoine
http://www.turbochargedsoul.com/
http://www.snefools.org/
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