Thread subject: Whaler Central - Boston Whaler Boat Information and Photos :: 1991 Merc 40

Posted by Bilito on 06/15/11 - 12:06 PM
#1

starting to run poorly at idle, sometimes it almost quits, waddyathink?

Posted by CES on 06/15/11 - 12:12 PM
#2

I'd start with the cleaning the carbs...... or at least running some fuel system cleaner like Yamaha's Ring Free.

Posted by Bilito on 06/15/11 - 3:36 PM
#3

I think so too,, just ordered a set of carb kits from the local merc dealer, also gonna add some seafoam to the gas

Posted by souweine on 06/16/11 - 6:52 AM
#4

Mine was doing that this year.... I put the spark plug wires on in the wrong order after winterizing last winter.