Recent content by joeb

  1. J

    merc 100 are reed valves on crankshaft

    I have a merc.100 2+2 compression good boat runs good but no rpms (over 4000) dealer told me sounds like reed valves. compression good on all cly's does this sound like reeds , if so will I have to split the motor to change?
  2. J

    merc 100 will not run past 4000rpms

    hey guys I have a 100 2+2 merc. 89 model on a 16 foot bow rider searay with a 19 pitch prop. IM have a problem , my motor will not run more then 4000rpms . I've had the carbs rebuilt by two different people, motor runs great other then it just doesn't run harder then 4000rpms any imput would...
  3. J

    fly wheel

    hey scuba man i had the same problem ,tryed heat, banging on the crankshaft bolt everything .. tryed inpact dewalt electric no luck. went with a small inpact makita and came right off... can't explain but after two weeks it finally came off, the only thing i could think of is that the smaller...
  4. J

    100 merc 2+2 rough idle

    hey guys i have a merc 100 2+2 . I had the carbs rebuilt last year. i recently took the boat out and can't get the boat to stay running. I would take it back to the place I the carbs were rebuilt by but they dont know anything more then i do.. I checked the carb needle screws the top carb was...
  5. J

    89 merc 100 4500rpms @full throttle

    I HAVE A 17' SEA RAY SKI BOAT WITH A 100 HP MERC(89). THE BOAT HAS A 21 PICH PROP . I JUST HAD THE CARBS REBIULT AND MOTOR DOESN'T RUN OVER 4500 RPMS. I TOOK THIS MOTOR IN THE SHOP BECAUSE IT TOOK A LONG TIME TO PLAIN. BOAT NEVER RAN MORE THEN 4500RPMS EVEN WITH SMALLER PROP. SHOULD THIS MOTOR...
  6. J

    88 merc 100

    i have a mercury 100 i took to the dealer to see if i could change props to get more mph. After 2 lake runs and 2 mouth later he's calls me saying i have a engine knocking at full throtle, but can't hear it in the tank. is this motor worth putting a rebuilt powerhead on?. 2300.00 or is there...
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