I recently purchased a boat with a 1985 Force 125 h.p. outboard. The motor had not been run in 5 years so I put fresh gas in it and replaced the impeller and thermostat as a precautionary measure and headed to the lake for a test run. I noticed at high speeds some gas bubbled out of the top...
Warm or cold, my '90 - 90h.p. merc will not hold idle for more than a minute or two. Higher speeds are o.k. but if you try to leave it in gear at idle (ie. trolling) it will eventually sputter and die.(usually within a couple minutes). If you are fast enough, you can squeeze the fuel line ball...
