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Have a 9.9 Yamaha 4 stroke high torque model number: FT9.9EXH the H makes it a 1987.
Symptoms: Stalls after a few (2-3 minutes of running).
Attempts so far: Cleaned the carburetor, took of the bowl and sprayed it with carb cleaner. Took our the main jet and cleaned it also very gently with a...
oldiron52.
What service manual, if any, did you end up getting and where? I have the same engine FT9.9EXH serial no 781550 25 inch shaft high thrust which has been working fine for the most part until recently. I have not owned this very long and have to go through it this winter and tighten...