[SEL] compression ratio examples of our engines...

[Jeff Allen]

Hi Bill,

Here is a link to calculate compression ratio. You will need some data 
to use it.
http://www.turbofast.com.au/Tfcomp.html

Jeff Allen

bill at antique-engines.com wrote:

>Anyone done the math? curious, what's the compression ratio of a "Typical"
>H&M engine such as a 2hp rock island, or alamo, or a 1.5 hp headless FM?
>How about a 1.5 hp IM M?
>
>Similar for early tractors?
>
>Bill
>Runnells, IA
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