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  1. Scott Danforth

    Mercruiser 3.7 (470) wont turn all the way

    if you can get a rebuild kit with checks and diaphragm, that is all you need. however those have been NLA for a while
  2. Scott Danforth

    2007 searay 240 sundeck with a 5.0L Mercruiser

    how long are your arms? If you have orangutan arms, lay a pillow over the engine, lay on top the engine and reach down under the motor to remove it, about 30 minutes with human arms aft seating has to come out. this is a 2 person job and takes about 30 minutes then 1 person can work and R&R...
  3. Scott Danforth

    Mercruiser 3.7 (470) wont turn all the way

    A good motor is 140-150 psi A worn motor is 125 psi A motor with 100 psi may run, but it wont develop power
  4. Scott Danforth

    Your Worst Nightmare.-

    Before PB Blaster and Kroil, grey beard mechanics mic 50% acetone and 50% ATF (automatic transmission fluid). The best penetrating oil that exists
  5. Scott Danforth

    2008 Q4 Tahoe 18 ft merc outboard 115

    Look at the old cables, part numbers stamped on them every foot or so
  6. Scott Danforth

    302 ring gear replacement

    What ^ he said. I usually also tack weld the ring gear
  7. Scott Danforth

    mercruiser 140 low compression & cracked exhaust manifold

    buy a new motor. suggest buying a 1992 or later 3.0 with an Alpha 1 Gen 2 drive and replace the whole long tail. that way you get a much better motor and a much better drive than what you have for very little money. your motor needs a full rebuild. the cost just to rebuild your motor is more...
  8. Scott Danforth

    Your Worst Nightmare.-

    the owner come in and catches me drinking his beer....... seriously, if it was a common motor, i would not deal with an extremely seized salted powerhead, I would buy a fresh water motor however if it was rare, and i mean rare. and someone came to me to fix. I would use heat (a good tip) , a...
  9. Scott Danforth

    2004 Volvo Penta 3.0 manifold and riser replacement

    you need to investigate IF you have a problem before you throw money at it.
  10. Scott Danforth

    88 mercruiser 4.3 low compression and water in oil.

    a 4.3 in a boat and a 4.3 from a truck are the same short block and heads how the motor is upfit is what makes the difference. you can pull a 4.3 from an S-10 or silverado, however, you have to pull the motor apart, install marine head gaskets and brass core plugs. you then need to use a...
  11. Scott Danforth

    HULL REPAIR QUESTION

    love old farm pickups..... my 1948 was used to herd cattle
  12. Scott Danforth

    Parts For 1989 Cummins diesel V903 engines

    the V903 marine motor was long in the tooth in the early 80's being replaced with the N14 and other motors. many of the old marine parts are hard to get. there are aftermarket people to get heat exchanger cores like Sen-dure, etc. the housings may be an issue. the marine manifolds may be...
  13. Scott Danforth

    HULL REPAIR QUESTION

    sounds like a smart move on your part
  14. Scott Danforth

    Volvo Penta 3.0 Manifold and Riser Replacement advice

    before throwing parts at it. have you pulled the manifold and elbow and inspected them? they may be fine, they may need minor maintenance, they may need replacing
  15. Scott Danforth

    1988 Rogue 2420

    so, last night as I was picking up the trash in the yard from some animal tearing the garbage can apart and dragging it all over..... I have all the parts needed to build a second drive. so, going to build the second drive while re-sealing this one. that way I will never need it...... and it...
  16. Scott Danforth

    Parts For 1989 Cummins diesel V903 engines

    many of the old V engines are gone, however there are places that specialize in them. time to start googling. may be time to replace them with the QSM11 marine or even the QSL
  17. Scott Danforth

    CCM:Lever1 error. HELP PLEASE

    do you have Rinda? start there
  18. Scott Danforth

    88 mercruiser 4.3 low compression and water in oil.

    white smoke is water. most likely cracked head assume the motor is toast
  19. Scott Danforth

    1988 mercruiser alpha one water pump issue

    which is why I asked this question of the OP prior
  20. Scott Danforth

    Arcoa deck cap

    welcome to iboats. Ercoa and many other pontoon manufacturers would have gotten their trim from companies like TACO marine. some had the stuff extruded themselves. much of the rub-rail from the 80's is no longer made having been redesigned many times. time to start hitting the old catalogs.
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