Subject: Re: water into efi system before injectors.

[Greg Hermann]

>Roy wrote:
>> ...
>> On the subject of water pumps for water injection.
>> ...
>
>Hasn't someone invented a water pump that works off engine
>vacuum, yet? Can't be much more than a diaphragm and a
>couple of valves, perhaps a spring and some other bits
>for pressure regulation. This technology would last forever
>in an H2O and hot air environment of an engine bay.
>
>PG.

There are industrial grade air and vacuum operated diaphram pumps--but the
weight would match your engine, and the cost would dwarf it!

Greg


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