Ask A Scientist© Environmental Earth Science Archive

 
 
> >  name       John
> >  status     educator
> >  age        50s
>
> >  Question - Why is an air-cooled engine not used in an airplane?
>
>
>There are some air cooled engines used in airplanes, Porsche's 911 engine
>has been used and is air-cooled. There is a Horsepower limit for an air
>cooled engine, so if you need to produce more Hp or have a bigger plane
>which needs more Hp then you need to switch to a water cooled design. The
>new Porsche 911 is a water cooled design because the Hp limit for a an
>air-cooled 3.6 liter engine was maxed out.
>M. Baldwin


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