FORUM RULES UPDATED - The forum rules have been updated to continue to provide a friendly and safe environment for our member community. Please take a moment to review the updated rules and our terms of use and privacy policy. Click here for Forum Rules which has links to the 'terms of use' and 'privacy policy'.
Hi all, I have a 2003 merc 4 stroke carbureted motor that won't run. Cranking the engine for 10 seconds will load the cylinders so bad that fuel runs out of the spark plugs when I pull them. The engine has over 100 psi compression on all cyl. and good spark. I put fresh fuel and plugs in it...