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  1. Scott Danforth

    Looking for best 2 cycle motor

    Depending on vintage, an evinrude V4 would be fairly reliable, however I would drop a merc in it
  2. Scott Danforth

    So, what did you do today?

    A marinized holley 950HP (950cfm HP series)going on the BBC.....replacing a 715cfm vacuum secondary
  3. Scott Danforth

    Crud in carburetor, is it a problem?

    Get a mercruiser or quicksilver kit
  4. Scott Danforth

    So, what did you do today?

    yesterday, put away the camping gear from camping during ETA. Finished building my 950HP carb for the salt shaker. Today, cleaned the garage
  5. Scott Danforth

    No spark 4.3 Mercruiser

    first and foremost, welcome aboard second, look at the stickies at the top of the forum and go thru the troubleshooting for the TB4 and TB5 ignition. DO NOT JUST THROW MONEY AT IT. do a proper diagnostics most likely the trigger is bad (its about $40)
  6. Scott Danforth

    ENGINE SWAP built 383 in and stock 454 out

    define healthy, especially the cam card and the compression. what works well for a hot rod, really sucks for a boat motor. think less hot-rod, and more dump truck pulling a trailer up-hill in 4th gear in sand. most hot-rod cams will suck water in on a boat. anything over 270 degrees of...
  7. Scott Danforth

    The new guy

    you do know that free boats are the most expensive boats on the planet. they usually require spending 2-3 times what one should spend to restore a boat because they usually are too far gone.
  8. Scott Danforth

    1988 GM 5L, spark plugs too tight to get out....

    the only tip to add....change the plugs more often
  9. Scott Danforth

    The new guy

    welcome to months of grinding, cutting, gutting....frustration, itching, and enjoyment.....
  10. Scott Danforth

    Merc mariner not peeing

    https://publications.brunswick.com/ you will have to call them since its not a current product. you can also visit your local mercury dealer.
  11. Scott Danforth

    duoprop shake slowly when turn right-left

    did you smack your props on something? if you have dinged props, your drive will shake like a dog passing a peach pit.
  12. Scott Danforth

    Crud in carburetor, is it a problem?

    yes. clean your carb, clean the inlet filter, and check your fuel if there is water in it.
  13. Scott Danforth

    Replacing batwing manifold questions (and other questions)

    some light reading on the 4.3. https://forums.iboats.com/threads/complete-history-of-the-4-3-liter-with-casting-numbers.693935/ your 1991 motor was a 1988-1991/92 vintage only. your 2008 motor would be a 2007 and later 4.3 4.3families are 1985 only (2-piece RMS seal) 1986 1987-1988 1988-1992...
  14. Scott Danforth

    Filter for main 2 cycle oil resevoir

    look in the factory manual. the clymer manual is pretty much useless
  15. Scott Danforth

    Steam Launch parts acquired

    Congrats on the splash
  16. Scott Danforth

    1995 Volvo Penta 5.8 FSI

    you cant use a GM EFI system on a ford motor BTW, the EFI system and the series of motors that you are refering to have not been produced for 5 years..... remember the whole 7 years of support what is being produced today is a completely different engine
  17. Scott Danforth

    1995 Volvo Penta 5.8 FSI

    @QBhoy the ford small block or (windsor motors) were being phased out in 1991 with the release of the 4.6 modular motor. why Ford ever tried to enter the marine market with a product they were stopping production for the 1996 model year, no one will know with minimal support for the marine...
  18. Scott Danforth

    Baystar steering

    cable steering is standard up to about 150hp increasing hose size wont increase pressure, only allow more flow. so what issue are you having?
  19. Scott Danforth

    Pressure Testing Specs

    Turn the input shaft and output shaft when testing
  20. Scott Danforth

    1990 Mercruiser 5.7/v8 rusted exhaust manifold bolt

    Cut-off wheel in an angle grinder
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