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Type: Posts; User: FOURCED

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  1. Manual Tilt screw loose?

    Manual Tilt screw loose?
  2. Replies
    4
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    1,826

    Blown 4.2 SHO, Offshore What is Failing?

    Hopefully the Majority of the failures are behind us and related to the thrust bearing issues, gas in oil, making oil, uneducated / unaware owners but still - Where is the discussion of what exactly...
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    3
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    1,519

    The Plugs run really cold in these highly...

    The Plugs run really cold in these highly stressed engines in order to avoid pre-ignition at all costs so they tend to get some buildup on the center electrode and insulator.

    Different fuels and...
  4. Thread: Sho gear oil

    by FOURCED
    Replies
    17
    Views
    929

    Exactly what he said. Why second guess the...

    Exactly what he said.

    Why second guess the factory engineers or take a chance on these Expensive Pieces of equipment?

    None of us are smarter than the factory engineers.

    Cheap oil in your...
  5. Replies
    21
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    1,485

    Heat Exchanger, Oil Cooler, Water Jacket

    Another View

    https://www.ebay.com/itm/yamaha-outboard-250-hp-F250LA-SHO-4-stroke-Vmax-Water-Jacket/122319192750?hash=item1c7acac2ae:g:26kAAOSwopRYgnCx
  6. Thread: Improvements??

    by FOURCED
    Replies
    4
    Views
    5,082

    Underskinning will help, especially in the chop....

    Underskinning will help, especially in the chop.

    A pontoon waterglide is another step to consider.

    Weight is your enemy, especially towards the Bow.

    Large diameter and / or big eared props...
  7. Replies
    30
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    2,286

    If what you are saying was correct, No One would...

    If what you are saying was correct, No One would be "Making Oil" or have elevated oil levels.

    There is no need continue the discussion if you don't think its possible to get liquid Gasoline into...
  8. Replies
    30
    Views
    2,286

    The gasoline "blending" with the oil makes no...

    The gasoline "blending" with the oil makes no real difference in its ability to Flash Off into a vapor leaving the oil behind.

    The main bearings are where the oil is at its hottest temp as it...
  9. Replies
    30
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    2,286

    It cannot flow enough under this Extremely Rapid...

    It cannot flow enough under this Extremely Rapid Expansion Condition.
  10. Replies
    30
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    2,286

    Your engine had gas in the oil. When you ran it...

    Your engine had gas in the oil. When you ran it hard the oil and gas in the crankcase got heated to the point where the liquid gasoline turned to a gas (Vaporized) almost instantly. That expanding...
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