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  1. Scott Danforth

    Scissors-like abnormal noise from 5.7

    Its not the mechanical fuel pump. they either work, or they dont - its pretty much that simple. do your troubleshooting vs firing the parts cannon my guess is you have crud in your fuel system, which is now in the carb or fuel pump or anti-siphon valve, or pickup tube strainer if its dying...
  2. Scott Danforth

    '2002 searay 240 sundancer

    did you look on SeaRays site at the old brochures? you used to be able to see all the specs by year surprised the sundancer didnt get the 6.2 liter like other 24' boats in the searay lineup like the sundeck
  3. Scott Danforth

    Overheating 1998 7.4MPI Bravo 3

    you have to remove the drive to check for bravoitis. you also need to pull your drive every year to check alignment and inspect the gimbal bearings.
  4. Scott Danforth

    1997 5.7L thunderbolt ignition. Slow crank

    TBI motors got the "swirl port" heads as GM got their butt spanked on the LT1 reverse cooling by both John Evans (on the cooling system) and the patent on the Ricardo combustion chamber. in 1996, the Ricardo patent hurdle was cleared when the vortec heads came out the swirl port heads were...
  5. Scott Danforth

    [SPLASHED] I/O (Sterndrive) Conversion to Outboards

    a couple of bobs jack plates........ you can get into really skinny water then.
  6. Scott Danforth

    Artificial Intelligence

    Love it Old co-worker of mine 30 years ago was a sign artist in the 80's and 90's he would paint billboards, company signs, and truck signs. every sign he painted with woods or a stream had a dog in the background somewhere squatting to take a dump. plenty of Old Style billboards in East...
  7. Scott Danforth

    1988 Quadrajet and gasket issues

    I would rebuild your original carb.
  8. Scott Danforth

    Scissors-like abnormal noise from 5.7

    when was the last time the alignment was done and the u-joints checked? valve guide seals are common issues on Small Block Chebbies......because GM cheaped out on them in the engine assembly plant. I wouldnt think twice about that, as its common. takes about 2 hours to change them while the...
  9. Scott Danforth

    1992 OMC 3.0 Cracked Block

    the merc manifold must mate up to a merc transom shield. the Obsolete Marine Corp manifold must mate up to an OMC transom shield. you can get parts for the mercruiser. OMC has been out of business nearly 30 years. from a work stand-point. you can be boating as early as late this afternoon...
  10. Scott Danforth

    1997 5.7L thunderbolt ignition. Slow crank

    That motor is a TBI swirl port motor. not worth it unless it was the last running block on the planet and you had to rescue yourself from death. that is a significant step backwards from a vortec headed motor
  11. Scott Danforth

    1992 OMC 3.0 Cracked Block

    If you bought a complete boat Use the whole Mercruiser motor and drive, wiring anc controls, sell the OMC stuff
  12. Scott Danforth

    Overheating Possibly Caused by Restricted Thermostat Housing Port

    Those manifolds and the thermostat housing are past their life.
  13. Scott Danforth

    Intermittent starting

    each engine will have a slave solenoid. however on your 34 year old boat, start by cleaning every connection from the battery to the motor to the helm and back. that is both power and grounds. by clean, I mean shiny sparkly clean with 150 grit. clean enough your grandmother would eat off it...
  14. Scott Danforth

    Outdrive oil level- dipstick or vent plug?

    fill until the dipstick reads correctly
  15. Scott Danforth

    Mercruiser 4.5l low vacuum, WOT 4350 and higher fuel consumption

    did you change props? this says the motor is giving it nearly all it has.
  16. Scott Danforth

    Artificial Intelligence

    Stephen Hawking stated that AI could be the best thing or worst thing for humans and that without proceeding with a high level of caution, autonomous AI would end the human race.
  17. Scott Danforth

    [SPLASHED] I/O (Sterndrive) Conversion to Outboards

    🤣 It's more like a Gen I Chameleon..... All GM Gen 1 parts inside a merc casted block and heads
  18. Scott Danforth

    [SPLASHED] I/O (Sterndrive) Conversion to Outboards

    the volvo pentas are 5.3 Gen V LT VVT motors putting out a rated 355 hp at the crank (320hp at the prop) The Mercruisers were the 6.2 liter home grown version of the Gen 3 SBC
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