Cheap Horsepower-Ram air

[Doug Robson]

Cold air is good, but you need to consider the following

the pressure at the rear of your ram box may be unequal and confuse the
mixtures.

a good filter will slow a lot of it as the use suction, 

regards



At 11:01 PM 5/13/97 -0700, you wrote:
>I have been following the various threads on free/cheap horsepower.
>This has got me thinking about ram air induction and cold air induction.
>Now looking at cars like my wifes Audi, where the radiator only takes
>up about half of the grill opening, one could build a 'funnel' to cover
>the rest of the grill for a ram air set up. Seems like this would 
>provide some free power, but mainly at higher car speeds.
>Now if you were to dyno an engine with this set up (like to set up a
>fuel map), could a dyno facility provide a pressurized air source to
>mimic ram air?
>Also, an advantage of ram air is that it's cold/denser air, there for
>provides some power too. Now to take that idea further, how about
>cooling the intake air and fuel? I'm not talking just intercooler here, 
>but rather a chemical cooling process. You could have a 'cool can' type
>of set up for the fuel, and maybe picture a long aluminimum tube with
>fins on the inside and say some liquid coolant flowing around it leading
>to the intake track? How efficient could you cool the air? Maybe some
>water evaporating cooling system like those old auto air conditioners?
>Or a radical liquid nitrogen cooled intake air charge?
>-Aron Travis-
>"always in a automotive frenzy"
>
>
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