Search results

  1. Scott Danforth

    Shift Control Too Wide

    whats wrong with your old controls cables can be changed wiring can be replaced
  2. Scott Danforth

    mercury 800 hot tall tale stream

    when you replaced the waterpump, did you replace the tube seal at the bottom of the power head?
  3. Scott Danforth

    Kill switch replacement

    there are two types of kill switches. Three if you count the combo switch those that are normally open and held closed with the lanyard. these are for I/O's and powered ignition. when you pull the lanyard, it breaks the connection. these are normally in the purple wire there are also the...
  4. Scott Danforth

    93 vp aq570 with 280 drive hydrolocked??

    pull the two hoses going to the manifolds, and tie them together. pull the hose coming from the crankshaft mounted raw water pump and put a nipple in it with a schroeder valve and a pressure gauge and pressurize to 15psi. should hold forever should only be one gasket on the manifold to riser...
  5. Scott Danforth

    Pre-start system check Whistle not heard now Crank / no start

    The wiring schematic is in the factory service manual http://publications.brunswick.com/ The thunderbolt ignition troubleshooting guide is in the stickies at the top of the forum
  6. Scott Danforth

    Did I over prop?

    Actually 40 years. The cobra drive was supposed to come out in 1983, bit was pushed back to 1984 (model year 1985) Most of the stringer parts are NLA
  7. Scott Danforth

    Info needed on LARGE Boats / Research Vessels (100ft+)

    My guess, start at 10-15 million for a vessel that is seaworthy but needs work
  8. Scott Danforth

    Did I over prop?

    You have that backwards. Every 1" of pitch you go up, your RPM goes down 200. Even with the correct 2:1 drive you don't have enough motor to spin the 21p prop However with a 1.65:1 drive you need about a 9-13 pitch which they do not make (smallest is 15p) So you need to get the correct...
  9. Scott Danforth

    2005 350 Mag dropping fuel pressure under load

    If your voltage feed to the ECM drops below 9volts yes. So find out where the bad connections are
  10. Scott Danforth

    Does anyone know the year ?

    Look up the serial number
  11. Scott Danforth

    4.3 cranks idles but dies.

    Did you test it before ordering parts?
  12. Scott Danforth

    XR 4 Hydrofoil

    No. It will lighten your wallet and put holes in your drive
  13. Scott Danforth

    2005 350 Mag dropping fuel pressure under load

    It's not the ECM. Check your wiring connections everywhere. Start at the battery and work your way to the helm cleaning every connection
  14. Scott Danforth

    93 vp aq570 with 280 drive hydrolocked??

    Either your gauge is way off or you have water or oil in top the pistons Plug the lines going to the exhaust manifolds to pressure test the block and heads You won't find oil in the water, you will find water in the oil with a cracked block
  15. Scott Danforth

    Lightweight small outboard for remote steering

    1985 and older Merc 9.8 can be found with electric start. 65# short shaft manual start. About 75# for long shaft electric start Finding 2 good ones and the controls will be difficult
  16. Scott Danforth

    VP 280: exhaust water out helmet area

    Depends. Idle relief ports are at bottom of Y-pipe
  17. Scott Danforth

    OMC cobra 5.0 efi surging in idle

    Read the manual
  18. Scott Danforth

    axle repair sleeve question

    Uhh.... Read page 33. You only have to heat them to about 200F (96C). You are correct, don't heat them above 355F (180C)
  19. Scott Danforth

    1988 Bayliner Capri with a 2.3L OMC Ford cobra

    Manual says SAE 30 for the tilt and trim You have to know your tank dimensions to have them programmed https://www.ssi-sensors.com/level-sensors
  20. Scott Danforth

    VP 280: exhaust water out helmet area

    You sure you are not seeing bubbling up from the idle relief ports? Or exhaust bellows are not on correctly Unless your bilge is full of water, no way for water to get to the steering fork to exit that way
Top