compression good or bad

kenmyfam

Supreme Mariner
Joined
Aug 10, 2006
Messages
14,398
Re: compression good or bad

is 100psi compression good for a 91 evinrude/johnson 200hp looper v6

In all cylinders it is O.K. Not all compression testers are 100% accurate so it could be give or take a little. All cylinders should be within 10% of each other.
 
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