Search results

  1. S

    Runs Well, Can’t Reach Top Speed??

    Yes, that's what I did - link and sync. When the carb is wide open, the timing is also advanced. I messed with that a bit with muffs on and when it was in neutral - got it just right.
  2. S

    Runs Well, Can’t Reach Top Speed??

    That could be, but it was acting the same way when I was using the old OEM carb.
  3. S

    Runs Well, Can’t Reach Top Speed??

    Yes. Gave a cheap carb a shot.
  4. S

    Runs Well, Can’t Reach Top Speed??

    Good question, thanks. Last year before the carb crapped out it did go faster, around 15-17 miles per hour.
  5. S

    Runs Well, Can’t Reach Top Speed??

    Ha! The old carb had been JB welded in places by a previous owner. The mechanic was going to purchase parts for the carb, but I said I’d try a cheap new carb first because that was quite a bit cheaper.
  6. S

    Runs Well, Can’t Reach Top Speed??

    Thanks for the response. A certified mechanic told me it was the carb after he kindly looked at it and did the tests (compression, spark, etc.). It was running terribly before the new carb. Now it’s running perfectly. And yes, at full throttle the butterflies are horizontal - wide open. The...
  7. S

    Runs Well, Can’t Reach Top Speed??

    Hello all! Thanks in advance for any comments. I have a 1981 Yamaha 9.9 outboard. I recently put a new carburetor on it. It runs very well and idles perfectly. It also runs fine when revved up in neutral, and it runs fine in drive when I’m out on the lake. However, I can only reach a top speed...
Top