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  1. Bt Doctur

    Mercruiser 200HP 305 CID V-8 Normal Operating Temperature

    Always verify your temp with a laser temp to confirm accuracy of your gauge
  2. Bt Doctur

    3.0 2bbl carb adjustment after rebuild

    Adjust mixture for the best rpm, then adjust idle speed screw to adjust rpm
  3. Bt Doctur

    Won't idle

    leaking carb
  4. Bt Doctur

    Merc 5.7L overheating issue

    if you replaced the wp base ,it is possible to install the gasket reversed
  5. Bt Doctur

    E15 Gas experience

    https://www.boats.com/how-to/the-outboard-expert-ethanol-fuel-and-e15-update/
  6. Bt Doctur

    E15 Gas experience

    The E10 fuel is approved for use in your late-model marine engine, but the E15 is absolutely NOT approved for use in marine engines. Outboard and sterndrive engines have been designed and tested to operate on E10, but not on E15.
  7. Bt Doctur

    Does my engine work or my upper is broken

    Yes, there is a problem with the upper section. Remove the 4 bolts in the top cap and look inside
  8. Bt Doctur

    Water inside Mercruiser gimbal housing

    As Don once said, Never time to do it right, but always time to do it again. I would add "also spending more money to make it right the first time"
  9. Bt Doctur

    Water inside Mercruiser gimbal housing

    I dont see the large rubber ring that is usually glued in first and the gimbal bearing needs to be replaced
  10. Bt Doctur

    Mercruiser Alpha 1 Leaking out of “weep holes”?

    see 35 and 18
  11. Bt Doctur

    Throttle Control Removal

    the black panel just slides apart
  12. Bt Doctur

    Hard steering

    hinge pins have nothing to do with steering. If you unhooked the steering from the steering arm and the cable was now free, the problem is either: a binding cable a binding hyd ram or rusted U joints
  13. Bt Doctur

    Mounting twin outboards to inflatable

    you must have a serious death with to operate a small inflatable "off shore" Just where do you mount a vhf radio and ant?
  14. Bt Doctur

    power to bildge pump

    For everyone else, you need 2 things to make a motor run or lights to light. The +12 volts side and the negative ground side
  15. Bt Doctur

    EXHAUST

    dry joint gaskets are kinds of expensive
  16. Bt Doctur

    Outdrive side to side slop

    impact should not cause it,failure to service the 2 pinch bolts seasonally will cause looseness and corrosion dosent help either
  17. Bt Doctur

    90 amp starter fuse

    that fuse link protects the alt wiring in case of a failure, The main RED power wire is connected to it also for a reason only a mercruiser engineer can answer. Your main power is protected by the 50 amp CB. When I have the replace the 90A block i install a 90a maxi-fuse instead. Its a lot...
  18. Bt Doctur

    Alpha 1 gen 2 lower unit (gear housing) drive shaft removal

    you could try a open end wrench thats been thinned down a bit
  19. Bt Doctur

    Alpha 1 Gen 1 Mercruiser power steering

    And i have a cylinder if needed also
  20. Bt Doctur

    alpha one gen 2 exhaust bellows

    No, there available from mercruiser
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