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  1. Scott Danforth

    What to do with my two 470's?

    Pull the studs to surface the manifold
  2. Scott Danforth

    Cleaning hull underwater

    if its a moored boat, most likely there is a diving service that other boats are useing that cleans barnacles off. Buddy of mine makes a cavitation gun and pump system he sells to the navy and other outfits that uses cavitation to blow up barnacles. on a trailer queen, as stated above, load...
  3. Scott Danforth

    Best method to drill out a broken off bolt

    mcmaster carr has drill bushings available today.
  4. Scott Danforth

    Mercruiser 260 issue

    pull the plugs and try turning it over. if you have water in the cylinders, you are hydro locked. if no joy, pull the drive and try. if the motor then spins over, look at your drive.
  5. Scott Danforth

    What to do with my two 470's?

    every NAPA has rubber gasket material in stock McMaster.com sells EPDM sheet cheap https://www.mcmaster.com/products/rubber-sheets/thickness~3-32/?s=epdm+rubber+rubber+sheets Cork will not hold and the die cut heat exchanger gaskets can be had from any of the heat exchanger manufacturers...
  6. Scott Danforth

    4.3l Mercruiser - failed hose test see comments

    if you have a pushed out core plug, 99.9999% chance the block is cracked.
  7. Scott Danforth

    Chattering in out drive

    if its clanking in the lower, you need to pull the lower apart.
  8. Scott Danforth

    Inboard 2011 4.3 Merc

    most likely bellows, and since its leaking, most likely need new u-joints and input shaft seal
  9. Scott Danforth

    how does one flush out rust from block?

    All marine blocks using raw water cooling have rust in them However I'd you want to flush it. Mix up some oxalic acid and fill the water jacket up. Let sit for 3 days. Flush with water Repeat
  10. Scott Danforth

    1980 14 ft Mirrocraft 4 stroke repower

    With minimal maintenance that 2-stroke 40hp will outlast a 4-stroke. I would simply do the water pump maintenance and go thru the motor you have
  11. Scott Danforth

    1980 14 ft Mirrocraft 4 stroke repower

    The boat is rated for 45hp. Grew up with same boat (older ) with a 50hp Merc I would look for no less than a 40hp
  12. Scott Danforth

    1986 Mercruiser 470 dist cap and rotor

    None It's a distributor custom designed for the Mercruiser 470
  13. Scott Danforth

    Water coming from spark plug hole inline 6 following overheat

    Pull the cooling water cover and inspect the gasket surfaces
  14. Scott Danforth

    402 mercury outboard overheats

    Any used motor need to have the impeller serviced prior to using the motor. Pull the lower and do a water pump service
  15. Scott Danforth

    98 mercruiser 5.0 possibly overheating

    Back flush your system. Check the impeller
  16. Scott Danforth

    Electrical

    Sounds like one or more bad electrical connections
  17. Scott Danforth

    Unable to find 5.0 GL-F Engine Drain Petcock Part 22848 online

    Are you sure about the part number? Per the parts breakdown at https://www.volvopentastore.com the block drain is 3854494, https://www.volvopentastore.com/Cylinder-Block-And-Flywheel-Housing/dm/store_id.366--view_id.790335...
  18. Scott Danforth

    Does anyone reconize this boat or have info?

    Without paperwork it's most likely a yard planter No one takes a motor out of a good hull
  19. Scott Danforth

    Yems v8 water spewing in engine compartment

    Get a tow to the dock Find a new mechanic Pressure test your engine cooling system If you are lucky and it's just the manifolds, buy a lottery ticket Good luck on finding manifolds
  20. Scott Danforth

    Oil pressure

    Get a good mechanical oil pressure gauge
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