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  1. Scott Danforth

    Emergency Kill Switch Wiring

    Your method is a coil flip if you just kill the motor and blow a fuse, or if you fry the wires in the harness There are two types of MOB switches for a reason
  2. Scott Danforth

    1992 Mercruiser 4.3 w/ balance shaft and 1 piece rear main seal swap to newer year Vortec.

    Why Crank is almost identical except provision for crank sensor on vortec You cant just swap cranks without going thru validating journals ans bearing bores Vortec block doesnt have a location for fuel pump so you have to run an electric pump The gain is from the heads (combustion chambers)...
  3. Scott Danforth

    454 distributer/timing problems

    Look at link 21 from this sticky https://forums.iboats.com/threads/must-have-technical-information-for-diyers-an-work-safe-search-version-of.335378/
  4. Scott Danforth

    1977 18’2” BeachCraft Mercruiser 888 302Ford

    you really need to look at link #14 https://forums.iboats.com/threads/how-tos-and-other-great-information.283508/ a full gut will be all the way down to the fiberglass. there will not be anything left in the fiberglass shape. you should build a cradle. then you rebuild the stringers and...
  5. Scott Danforth

    Bayliner 175 Rehab

    first, welcome aboard second, great father/son project third why overhaul? if your compression is good, just run the motor. what is the compression numbers? how many hours? if under 4000, no need for an overhaul unless it was neglected. I/O motors generally dont wear out, however they are...
  6. Scott Danforth

    1965 StarCraft Explorer Rebuild

    welcome aboard nothing you can do to the boat to make it rated for 50hp if the boat was rated for 40
  7. Scott Danforth

    bravo steering pin - plugs vs rear plate method

    This
  8. Scott Danforth

    E10 fuel

    your motor was designed to run on E10
  9. Scott Danforth

    E10 fuel

    E10 was introduced to the US in 1990 (almost 32 years ago)
  10. Scott Danforth

    Emergency Kill Switch Wiring

    no, you wire in-line into the ignition wire (purple wire) back to the ignition. there are two types of lanyard switches. the ones that close when you yank the lanyard. those are for magneto ignitions and you ground those out to kill. the other are for powered ignitions like you have, that...
  11. Scott Danforth

    1979 Baja Tri 16 restoration project

    welcome to the older boat owners club. we all have been there, we all had a boat with rot (or we are lying about it). we all have had to ask the question to ourselves. for me, the restorations had sentimental value or because I could for others its the satisfaction of the cathartic project...
  12. Scott Danforth

    Crack in lower unit just in front of prop 25hp Mercury OB

    get a proper repair. have it welded
  13. Scott Danforth

    E10 fuel

    you will be fine you may need to change your fuel line, however your motor will be fine.
  14. Scott Danforth

    Camshaft pulley 8 hp Honda not spinning camshaft

    without knowing the failure method, it is best to assume it is not repairable and you should buy a new one. this could be a common failure, suggest you google it. plenty of camshaft sprocket failures on the larger motors.
  15. Scott Danforth

    Volvo Penta 4.3GL-G Running Hot After Impeller Change

    Did you possibly have the raw water hoses flipped? Bypassing the raw water pump by putting the hose directly to the thermostat housing means you toaste the impeller
  16. Scott Danforth

    1968 Niagara

    Free boats are the most expensive boats you can ever own
  17. Scott Danforth

    No engine alarms. Can’t find anything in service manual.

    When I redid my dash, 5" 4 in one gauge on left, 3" speedo in center, 5" tach on right, flanking the gauges, oil temp and water pressure in right, depth and hour meter on left I did add an over temp sender (180F) and oil pressure switch (29psi) to kill the fuel pump and ignition. Both times I...
  18. Scott Danforth

    Mercury 4.3 running rough - ideas?

    Make sure you didnt cross wires Do a cylinder drop test New doesnt mean good Most likely you are running on 5 cylinders
  19. Scott Danforth

    Mercury 4.3 running rough - ideas?

    Verify your plug wires
  20. Scott Danforth

    Camshaft pulley 8 hp Honda not spinning camshaft

    This is your problem - the sprocket failed, however it could have done other damage such as the aforementioned bent valves
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