Search results

  1. R

    2017 Merc 30hp EFI outboard tell tale nozzle help

    .----Serial # ?-----It is shown on the lower cowling on some 30 HP models----
  2. R

    Fouled Crankcase.-

    Plug fouling ??----Maybe there is something else going on.-----Plugs are well engineered / specified for a motor.------Plugs rarely fouls on modern engines.-----Only the operator who THINKS that plugs are fouled.
  3. R

    1977 115 evinrude ignition trouble.

    Better to be careful with prop selection.----As it is , you might have the wrong prop for this boat.----You run the risk of serious motor damage !!
  4. R

    1977 115 evinrude ignition trouble.

    What pitch propeller is on the motor?----- 23" pitch I hope.
  5. R

    1977 115 evinrude ignition trouble.

    Hard to believe that the boat goes 45 MPH with 1/3rd throttle.
  6. R

    1972 evinrude 9.5 need long shaft or different trim?

    If the transom is 15" high , a standard 15" ( short shaft ) motor does the trick.-----But try raising the motor 1/2" to see if spray is reduced.
  7. R

    Luhrs Boats

    A 10 second google search said they had been around for 60 years.----With up to 400 employees.----St Augustine , Florida----Easy to find.
  8. R

    Mercury 2004 40hp, water in piston/cam shaft, why does this occur? Seems a common issue with this earlier model?

    ???----A cam ?----Then you indicate 2 st -----Pictures or a serial #
  9. R

    1975 25 hp Evinrude 25502B

    Throttle valve MUST be closed at idle.
  10. R

    Luhrs Boats

    Ceased operation in 2008.-----There be lots of information on the web.----Used google ???
  11. R

    1975 25 hp Evinrude 25502B

    None of the above !!
  12. R

    1975 25 hp Evinrude 25502B

    The carbon rotates with the crankshaft.----The raised face in 195928 runs on the bearing face.-----A very minute amount of liquid is allowed to leak out.----This lubricates the seal.----That is how a mechanical seal works.----Have had experience with mechanical seals that sealed 1000 PSI in a...
  13. R

    Fouled Crankcase.-

    Took a 1983 model 9.9 Evinrude apart for inspection last week.-----No carbon in the ring grooves at all.---Little bit of carbon / black stuff on top of piston.----Just put pistons back in this afternoon.
  14. R

    What is this wiring connector?

    It would be easy to splice into the wires to install a remote switch.
  15. R

    1996 4 stroke Johnson 15hp

    If it runs nice then just run it.------Black stuff like that will show up in a barrel.
  16. R

    1977 Mercury 1500 inline 6 motor with distributor.

    Repair as required I would think.----Not that hard.-----Mark / check belt timing and remove distributor.
  17. R

    Fouled Crankcase.-

    And why would ---" automobile decarboning trick " ---Not work here ??-----Parts and pieces / decarbon fluid have no idea whether they are working in a 2 stroke or 4 stroke engine.-------Yes , refineries will blend / package products for anyone who presents many beer tokens.-----Factories do the...
  18. R

    1975 25 hp Evinrude 25502B

    Face shown in pictures post #21 goes against the bearing.-----I would call that the TOP of the seal.-----Post picture of the bottom crank bearing as installed in this motor.----It can only be installed one way !
  19. R

    1975 25 hp Evinrude 25502B

    The picture shows the bottom of the seal.----The working part of this mechanical seal is the other side.----Picture of it ?
  20. R

    1960 Evinrude Upper Gearcase

    They did not know what they were doing.----It is to be OPEN to drain water..
Top