--- Guy Weller <guy@weller-lakes.freeserve.co.uk>
wrote:
> That is exactly why I asked if using a measured
> compression test could
> be used to give a compression ratio.
No. Because the air heats up as it is compressed,
your reading will be higher. You can't use P2/P1, you
have to use compressible air equations - Pratio is
P1/V1 raised to the (K-1)/K, and all that.
200 is high, though. Your gauge is probably off, or
there's carbon in the head.
=====
Ron Soave
The optimist says the glass is half full.
The pessimist says the glass is half empty.
The engineer says the glass is twice as big as it needs to be.
The British car owner says it's leaking.
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