[Diy_efi] timeframe to get equal fuel distribution

efi student efi.student at sbcglobal.net
Sun Mar 16 06:02:40 GMT 2003


Yes, but they have issues with internal diode limiters and they =
generally
don't want to work well over 100 hp per coil unless you do something =
special
to keep them cool.

Lance
'93 TT 6 speed Coupe=20

-----Original Message-----
From: diy_efi-bounces at diy-efi.org [mailto:diy_efi-bounces at diy-efi.org] =
On
Behalf Of Toyota Supra
Sent: Saturday, March 15, 2003 9:46 PM
To: diy_efi at diy-efi.org
Subject: Re: [Diy_efi] timeframe to get equal fuel distribution


a 4th gen supra uses COP, its about $85 a coil if i remember correctly

-j






From: "Bevan Weiss" <kaizen__ at hotmail.com>
>Reply-To: List for general do-it-yourself EFI talk=20
><diy_efi at diy-efi.org>
>To: "List for general do-it-yourself EFI talk" <diy_efi at diy-efi.org>
>Subject: Re: [Diy_efi] timeframe to get equal fuel distribution
>Date: Sun, 16 Mar 2003 16:12:22 +1200
>
>Are these just plain non-DI (direct injection) injectors??
>If that's the case you might run into problems with the injectors being =

>mounted in the cylinder itself.  They may not be capable of handling=20
>the higher peak cylinder temperatures and very high peak cylinder=20
>pressure. Perhaps looking into using a actual designed DI injector=20
>would be a better idea.
>
>Which brings me to several questions for everyone...
>Which cars are using GDI (gasoline direct injection)??
>     (also what's the cost for the injectors?)
>And which cars are using COP (coil on plug) ignition??
>    (and again what's the cost per coil?)
>
>
>
>----- Original Message -----
From: "joeld" <joeld at ualberta.ca>
>To: <diy_efi at diy-efi.org>
>Sent: Sunday, March 16, 2003 3:37 PM
>Subject: [Diy_efi] timeframe to get equal fuel distribution
>
>
> > I have got some 670gram/min injectors that have a 60 degree cone
>pattern.
> > We are planning on using them to inject directly into the cylinder=20
> > of a two-stroke. Obviously the placement on the cylinder wall will=20
> > dictate
>how
>much
> > time we have to inject fuel. What I was wondering from everyone is=20
> > if
>they
>had
> > any input as to how much time needs to be allowed for the fuel to
>adequately
> > mix with the air. The higher we can mount the injector on the wall,=20
> > the cleaner it will be, but we run out of time. We could easilly=20
> > just add
>more
> > injectors to make sure we get in enough fuel, but there has to be a
>point
> > where the fuel will simply not have enough time to disperse?
> >
> > any thoughts?
> >
> > Thanks
> >
> > Joel Day
> > C.S.C 2003 Project Coordinator
> > ph: 434 9294
> > C.S.C Team Website: www.ualberta.ca/~uacsc
>
>_______________________________________________
>Diy_efi mailing list
>Diy_efi at diy-efi.org http://www.diy-efi.org/mailman/listinfo/diy_efi


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