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  1. J

    1997 120hp Force

    PLease bare with me as I am a novice user on this forum page. I posted another message earlier today..(See...Compression Problems 1997 120hp Force)<br /><br />More info....After decarbing the motor my compression was greatly improved...but still not to spec........top cylinder 90psi, next...
  2. J

    Low compression 1997 120 hp Force

    I have found that I have 50 psi on one cylinder and between 145psi and 155 psi on the other three. I have read on several boards that there maybe carbon buildup causing the rings to stick?...I changed the plugs and noticed that all of them showed signs of carbon build up...Before I take this to...
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