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  1. Scott Danforth

    5.7 Vortec Runs Great On Land but Bogs Under Load in Water

    Which Holley fuel pump do you have? The marine ones flow more that you would need with twice the motor. 7-8 psi is on the edge of holding the needle open on the 1409 What is your compression numbers? What do the plugs look like?
  2. Scott Danforth

    2002 Mercruiser 350 Mag MPI showing high temp and engaging guardian system

    Did you service the raw water pump?
  3. Scott Danforth

    Priming fuel system for new engine first start.

    use a hammer and dimple the windage tray where the crank throws are
  4. Scott Danforth

    what is that sensor?

    follow the wire colors. they are standard. Tan is for water temp gauge. dont believe. if you ground it out, your gauge will peg hi
  5. Scott Danforth

    Priming fuel system for new engine first start.

    Had mud daubers fill every drilled hole in my interior.
  6. Scott Danforth

    Power Steering Leaking Into Water?

    Yes
  7. Scott Danforth

    Mercury 3.0 EST no spark

    Voltage drop is a bad connection somewhere between battery to ignition switch to kill switch to coil
  8. Scott Danforth

    what is that sensor?

    Temp gauge. It's a tan wire
  9. Scott Danforth

    How Much Voltage Drop Is Too Much?

    Should just need to clean connections vs rewire
  10. Scott Danforth

    2016 Mercruiser 6.2 ECT - long beep every few minutes???

    Did you name them Fred and Ethel? Or Don Ameche and Frances Langford.... :)
  11. Scott Danforth

    2004 Merc 2 stroke 90HP seized after rebuild

    Should be 24:1 for breakin
  12. Scott Danforth

    1995 Stingray 4.3L Mercruiser No Start

    That is why the filters get changed annually
  13. Scott Danforth

    Power/towing question

    how old is the fuel? when was the last time the fuel filter was replaced and it contents inspected? carb or fuel injection? what is your fuel pressure? what is your compression?
  14. Scott Danforth

    8MLHU limited RPM

    not all carb cleaner is combustible. does squeezing the bulb help? are both cylinders operating properly? are both the same temp with an IR gun?
  15. Scott Danforth

    Turning Vintage and going Chrome

    last thing I said as I was going under. if you see my tonsils, you pushed it in too far.
  16. Scott Danforth

    Bonding outdrive

    no, it would not cause your motor not to start. it will cause corrosion in your drive, however have nothing to do with your lack of start. if the motor is fuel injection. it could be bad fuel system. however the ignition system on the 460 is also obsolete and NLA. time to start...
  17. Scott Danforth

    Milky oil in engine

    how long have you had the boat? how long has it been since you pulled the elbows and manifolds for inspection that is required every 5 years when in salt water? and no, I meant exhaust manifold. which is separate on all V-motors and only combined on the 3.0 if you have a 3.0, you need to...
  18. Scott Danforth

    2004 Merc 2 stroke 90HP seized after rebuild

    it would be a better bet to go thru the fuel system. you most likely ran lean on cylinder #1
  19. Scott Danforth

    8MLHU limited RPM

    if timing is right, my guess is you are running out of fuel. Have you gone thru the carb and fuel pump?
  20. Scott Danforth

    Milky oil in engine

    first, welcome aboard define milky. a slight bit of condensation foam in the valve covers is normal if you idle a lot if you are generating a milkshake. you have an issue most thermal-declination-H2O-phase-change structural breaches are from improper winterization. so how did you...
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