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  1. N

    Popping and shaking

    I pulled the carb off. Took off every piece - jets, nozzles, screws, air/fuel screw, float, float valve. Sprayed them all with carb cleaner and made sure all holes and carbon was cleaned off. Used compressed air on all holes. It was surprisingly clean when I pulled it all apart. I guess the last...
  2. N

    Popping and shaking

    Here is an update -- I changed the fuel filter, cleaned the carb, and checked that fuel is flowing well from the tank to the filter. The motor is still running with a lean sneeze. Any chance it could be an issue with the air/fuel mixture screw?
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    2001 25hp Nissan NS25C3 - Trouble Starting

    Here is an update -- I changed the fuel filter, cleaned the carb, and checked that fuel is flowing well from the tank to the filter. I guess the fuel pump is the next to be replaced. The motor is still giving me starting issues and seems to be running lean. Any chance it could be an issue with...
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    Popping and shaking

    Sorry for my ignorance here - Fuel System meaning -- Fuel Pump, Carb, and Fuel Lines?
  5. N

    Popping and shaking

    I’m new to old outboards. My engine seems to be popping and shaking a tad when using muffs. Any ideas as to what this might be?
  6. N

    2001 25hp Nissan NS25C3 - Trouble Starting

    Hi Everyone, I recently got a steal on a boat, trailer, and outboard -- the outboard is a 2001 25hp Nissan NS25C3. I am having issues starting the motor -- it takes 5 - 20 pulls to get it started. I am using the manual starting instructions. Choke until you hear combustion and then turn the...
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