[Diy_efi] injector sequencing.

[Toyota Supra]

have you considered an extra injector controller, such as the hks aic? or 
the greddy extra injector controller?

the emanage also has such a feature?

-j






From: joeld <joeld at ualberta.ca>
>Reply-To: List for general do-it-yourself EFI talk <diy_efi at diy-efi.org>
>To: diy_efi at diy-efi.org
>Subject: [Diy_efi] injector sequencing.
>Date: Mon, 10 Mar 2003 23:54:50 -0700
>
>I am looking into a project where there needs to be two injectors per
>cylinder.
>Only one would need to be used at low rpm and the other one would, ideally,
>fade in as rpm and load increases.
>
>If any of you have been folowing my questions, We have been attempting to 
>make
>a snowmobile DI. Presently, short of dropping in a ready to go motor, this 
>is
>a huge proposistion. But that is another story. Here is where the two
>injectors comes in. One injector is in the cylinder wall and the other 
>would
>be well into the transfer port. At low speed/load only the in-cylinder
>injector would be used, when more fuel was needed, and the porting became
>closer to its optimal rpm range, the other injector would commence as well.
>
>There is no way to do this through an aftermarket controller is there? We 
>have
>a DTA controller presently. What if you had two fuel rails and a valve that
>could limit one rail to no flow at low rpm. I guess you could do the same 
>with
>a variable pressure reg on that rail. What is out there for pressure regs, 
>I
>am sort of in the dark in that area.
>
>Joel Day
>C.S.C 2003 Project Coordinator
>ph: 434 9294
>C.S.C Team Website: www.ualberta.ca/~uacsc
>
>
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>Diy_efi mailing list
>Diy_efi at diy-efi.org
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