On 11-Oct-97, Mark Stahlke wrote:
>On 11-Oct-97, lewis mckillop wrote:
>> I think you can take atmospheric pressure and multiply it by your
>>comprssion ratio. This should give you an idea of what your compression
>>should read. (Don't know what atmospheric pressure is though) Anyway,
>>that is what i was told a long time ago. Never did get around to
>>checking that theory out.
>>Lewis McKillop 63 spit FC18994
>Lewis,
> Sounds like a reasonable theory. I can measure atmospheric pressure with a
>barometer. Anyone know how to convert inches of mercury or millibars to
pounds
>per square inch?
>Mark Stahlke
I just looked it up in my Funk & Wagnels and 1 "atmosphere" is 14.69 PSI.
Multiplying by 7.5, I get about 110 PSI.
Comments?
Mark Stahlke
|