1994 Johnson 115

[nikmax]

I have low compression on both starboard cylinders (90lbs). The port cylinders are strong at (120lbs). Could this be a headgasket problem?

 

[DJ]

Re: 1994 Johnson 115

nikmax,<br /><br />Could be. I'd decarb it first.<br /><br />How do your spark plugs look? Are two of them REAL clean looking? If so, that's a sign of a headgasket issue.