Larry Hoy writes:
> A compression tester cannot determine compression ratio. The compression
> ratio the a ratio of the physical properties of an engine and does not
> change, regardless of the condition of the engine. Compression on the
> other hand is a reflection of the condition of the engine and can change
> over time. As compression goes down, the compression ratio doesn't change.
However as carbon builds up, the compression ratio does change, because
the combustion chamber holds less volume.
--
Eric Murray Chief Security Scientist N*Able Technologies www.nabletech.com
(email: ericm at lne.com or nabletech.com) PGP keyid:E03F65E5
|