Search results

  1. R

    Outboard not running right with cowling on... and a fix!

    Many manuals say ---" do not run full throttle with air box off "---With all those holes the air box cover does nothing.
  2. R

    Outboard not running right with cowling on... and a fix!

    You should fix what is wrong !!
  3. R

    1996 Polaris SLT780 compression issues

    Hole in a piston is a possibility.----If it is a 4 stroke it could be a valve stuck open.
  4. R

    Engine fogging

    With engine running the fogging oil does NOT enter the carburetor bowl.----There should be no concern about gumming up the metering circuits.
  5. R

    1973 Evinrude 25 sneezing

    See post #3
  6. R

    Outboard life expectancy

    Picking up a 4 stroke 2004 model 150 HP Yamaha.----Water getting into engine oil.----Owner opted for a new motor.----Getting a 100 HP Yamaha for next to nothing.----Severe corrosion in head gasket area.----Big shops simple do not want to rebuild these exotic ( many , many parts ) motors.
  7. R

    New to us Boat!

    Check the integrity of transom and stringers.---No point putting a new floor over rotten stringers.-----Find a owners manual for this motor.----Read it 2 times before your first launch of the boat.
  8. R

    1973 Evinrude 25 sneezing

    Does spark jump a gap of at least 1/4" ( 6 mm ) or more , yes or no?-----Sounds like throttle plate is opening too early.-----Thermostat installed and working properly ?-----J4C is the correct plug.
  9. R

    1976 Evinrude - Metal vs. plastic water pump housing?

    I think I have one in a box somewhere.-----The heavy duty chromed version V-4 model 75 HP
  10. R

    Outboard life expectancy

    People know very little about fine machinery.----Most outboards do not have a chance to wear out.----They are destroyed by owners everyday.
  11. R

    91 Johnson 175 gt

    ?---#6 is the lowest cylinder on your motor.
  12. R

    91 Johnson 175 gt

    Remove bypass cover for #6 and post pictures of piston and rings.
  13. R

    91 Johnson 175 gt

    I would say 90 PSI compression is too low.----Needs to be rebuilt I think.
  14. R

    91 Johnson 175 gt

    Do you push the key in and hold it in while cranking it over?
  15. R

    91 Johnson 175 gt

    What is your starting procedure ?
  16. R

    91 Johnson 175 gt

    Needs a rebuild ?
  17. R

    Burnt piston and burnt cylinder wall, How should I repair?

    I think you need a replacement block for that " big bore " model 235 / GT 175.----Your location ?
  18. R

    . . . and I Thought Hi-tech Boat Engines Were Bad . . .

    A lot of this electronic stuff is to make the car simpler / cheaper / quicker to assemble in a factory.----The stuff is made / tested / shipped to the factory.----Assembled by " workers " with no testing / adjusting required.----Electronic bits are cheap to manufacture.----Just not cheap to...
  19. R

    2000 Johnson 40 hp Won’t start

    Yes indeed , if motor cranks slow there will be no spark!!
  20. R

    On-water toolkit for 50hp Yamaha?

    A 9.9 kicker motor !
Top