Hello,<br /><br />Have 1996 Johnson V-4 60 degree loop charged "Ocean Runner" model J115 SLEDR. I have 90 psi on #4 Cyl. with 130 psi on others. Removed head and find no apparent aluminum wipe or scuffs on bore but suspect rings were wiped from overheating. <br /><br />Is it possible to remove...
