1989 200hp johnsonGT

dieselcat

Petty Officer 1st Class
Joined
Feb 1, 2009
Messages
351
wondering if someone could tell me what the ideal commpression should be for this motor?starbard side from top to bottom i have-80,72,78&port side is all an even 78 all the way down.this is after warming the engine up.before we ran it the #'s where a little higher.
 
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