[Diy_efi] injector advance

[Greg Hermann]

At 2:46 PM 8/6/04, cobraman at insightbb.com wrote:
>Well stated  ...  but at idle, crutches are better than batch. I prefer TBI in
>front of a turbocharger for good atomization.  TomS

NO argument about doing SOME injection of fuel--AND water AND alky in front
of a turbo compressor. Not only makes an IC superfluous, but reduces the
power needed to drive the compressor wheel---yielding better spooling AND
less back-pressure on the motor from the turbine, boost for boost.

Greg
>
>
>> Injecting against the back of the intake valve is a CRUTCH, used to
>> compensate for the fact that most electromagnetic injectors do NOT give
>> good atomization.
>
>> The fact that properly TUNED IR carbys (Webers, et al) will yield lower
>> full power bsfc than conventional port injectors  at WOT pretty  much
>> proves the point.
>>
>> Greg
>>
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