Search results

  1. Scott Danforth

    Performance question

    being a 1988, I guarantee your heavier than you are supposed to be. check for moisture. a better ratio drive is not a bad thing, it would allow your motor to spin up higher get rid of the automotive distributor only getting 4300 is either you are over-propped (probably not the case), or...
  2. Scott Danforth

    Merc 7.4l 454 Gen 4 to 5 interchangeable?

    yes. as a side note, your 1997 boat should have had a gen 6 motor in it to begin with.
  3. Scott Danforth

    Merc 7.4l 454 Gen 4 to 5 interchangeable?

    then you didnt look in the right location. https://www.mortec.com/location.htm however the 14015445 is the casting number, making it a late Mk IV block i would skip the Gen V and go straight to the Gen VI myself.
  4. Scott Danforth

    Volvo DP leak.....HELP

    white caulk is a giveaway that something is wrong. there is a transom seal that if intact, does its job well. usually caulk is done as a bandaid. how long have you owned the boat?
  5. Scott Danforth

    Column Replacement

    maybe just hit it with an edger to back the grass away a bit.
  6. Scott Danforth

    Column Replacement

    columns look good..... looks like grass is starting to grow into your blacktop.
  7. Scott Danforth

    Volvo DP leak.....HELP

    check the transom for rot
  8. Scott Danforth

    Overhauling my 1988 MerCruiser 4.3 ltr. engine

    permatex #3 (Aviation) Permatex #1 is for core plugs Permatex #2 is for cork and paper gaskets
  9. Scott Danforth

    Overhauling my 1988 MerCruiser 4.3 ltr. engine

    no sealant on the head gaskets appropriate sealant on the new head bolts (GM used torque to yield bolts which are a one-time use) a dab of RTV in the corners of the rear bearing cap where it meets the pan rail. other than that, the pan rubber is dry
  10. Scott Danforth

    Building a '93 Caravelle 1750 Classic Bowrider

    Add 50# to it in resin, cloth, and gel Im currently making new cabinets for my boat, however they are starting out as door skin material (less than 1/8" thick)
  11. Scott Danforth

    Prop selection 3.0 cobra -140 Hp

    140hp is at the crank 130hp at the prop when I had my 3.0, I had on board a 15p for water sports and trolling, a 17p for general use, and a 19p for cruising all 3-blades at 4600 RPM would be about 41mph in the boat with only 2 people on board you dont have enough motor to spin the 5-blade
  12. Scott Danforth

    Building a '93 Caravelle 1750 Classic Bowrider

    with all that wood, its going to be HEAVY. I would have made the doghouse structure out of foam, then glassed both sides. at this point, I would wrap the wood with saran wrap and only use it as a plug. do two outer layers of glass, remove the wood, then add some coring and two layers on the...
  13. Scott Danforth

    Merc 7.4l 454 Gen 4 to 5 interchangeable?

    the casting numbers are always in the once spot - behind the starboard side head deck, on top of the flywheel housing embossment. the engine serial number from GM is on the port side (not needed).
  14. Scott Danforth

    Engine won’t turn over

    Stickies are the permenant posts "stuck" to the tops of the forums like a sticky note. About 95% of your questions will be covered there. Including how to remove a drive.
  15. Scott Danforth

    Merc 7.4l 454 Gen 4 to 5 interchangeable?

    Casting number will start with 101xxxxxx or 125xxxxxx
  16. Scott Danforth

    Merc 7.4l 454 Gen 4 to 5 interchangeable?

    all Chevrolet motors have the same bolt pattern for the flywheel housing. post the engine casting number (behind the starboard cylinder head, on top of the flywheel housing boss)
  17. Scott Danforth

    1985 OMC 800 Stringer - Thump (?)

    what do you mean you have both manuals? you have the original OMC shop manual published by Ken Cook company, right? because if you have a Haynes, Clymer or Chilton manual, you have knee pads or something to prop a wobbly table up with.
  18. Scott Danforth

    Engine won’t turn over

    look at the stickies
  19. Scott Danforth

    Prop selection help

    you dont need calculations, its common sense.
  20. Scott Danforth

    Prop selection help

    whats so hard to understand. you went up 2" in pitch, 1 blade and added 350#. the 4th blade adds a fair amount, the 2" pitch adds a fair amount and the 350# adds a fair amount go down to a 3-blade 19p or a 4 blade 17p
Top