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  1. J

    Yamaha vs Mercury

    Hi all, I am in the process of buying a new 50 hp, high thrust (Big Foot) 4 stroke engine for my pontoon boat. The boat is a Bennington 18 foot (don't know the model number) with "23" pontoons. I am in the process of deciding which one to buy. I would appreciate anyone who has an opinion of...
  2. J

    1989 Merc 9.9 stalls

    I just purchased a used merc 9.9. As far as I can figure, it is a 1989 model. This particular engine was in moth balls for two years prior to my buying it. It starts beautifully but when I put it into gear it stalls (sounds like lack of fuel). It will then start immediately after pumping the...
  3. J

    F40 2002 Yamaha - RPMs Wandering

    I own a 2002 F40 electric start Yamaha - 3 cylinder carbed engine. the motor is on an 18 ft pontoon boat with 23" pontoons. It runs great except for one annoying trait. When set to cruise at 4500 rpm the rpms wander slightly - enough so that you can both hear and feel the difference. It...
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