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Old 01-26-2022, 08:47 PM   #17
johnneilson
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Join Date: Jun 2010
Location: 34.22 N 118.36 W
Posts: 1,057
Default Re: Compression Ratio

Quote:
Originally Posted by Werner View Post
You can easily do it yourself.

Very thick 1500 oil is tipped at the top dead center of the piston through the spark plug bore to its lower edge. This gives the volume of the combustion chamber.

At bottom dead center, the additional oil volume gives the cylinder volume.
That's a way, much easier with a whistler and cleaner.

John
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