Why water injection?

[Tim Hoffman]

On Wed, 12 Jun 1996 08:52:20 -0700, you wrote:

>The short and sweet answer is more power. This is an noticable
>improvement.  I use 30-70 mph tests in 3rd gear.  I was running
>9.3's, and have dropped that to 8.7's with water injection.
>Note that this test uses of off cam off turbo portion as well
>as the higher rpm regions.
>
>In a little more detail, water evaporation densifies the air
>going into the engine, steam provides a powerful antidetonant,
>and the engine can run cooler.  With forced induction, this 
>means you can then turn up the boost for yet more power.
>I plan on running at 18 psig with a 7.0:1 compression engine,
>giving about 275 hp out of 2.15 liters.

What engine is that and how is your system configured? Are you
injecting the water before the turbo for better vaporization or after?

Tim
Please Note New Address:
thoffman at flash.net