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Old 05-12-2012, 02:29 PM   #17711
miatre
So yeah about that.
 
Joined: Oct 2010
Oddometer: 88
Quote:
Originally Posted by frog View Post
Hz=frequency. Sometimes you can pinpoint an engine noise based on how many revolutions the engine does per clank or knock. The valves, piston/crank, cam chain etc all move at different speeds.
I understand now. Thanks for the explanation and it makes sense.
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