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  1. R

    Mystery engine

    VRO was never offered on that 2 cylinder block.----I can't believe the number of new fuel pumps sold for these motors.-----Very little can go wrong with these pressure driven pumps.
  2. R

    Engine steering wobble

    You will need to make a better / longer video.----Show some different angles !
  3. R

    J200 - Damaged Crankshaft/Flywheel Nut Threads

    Here is my approach.-----Buy a nut.----Split the nut.---Hold the 2 halves on the crank with a hose clamp.----Use some diamond compound and lap the threads/-----Clean threads and try a new nut.----Repeat as needed.
  4. R

    Johnson 1986 110 won’t pass 2000 rpm’s

    Not likely.-----He states that carburetors were cleaned.----Then states they were also rebuilt !
  5. R

    4 stroke 50hp 1997 Yamaha outboard black smoke rough runnning

    Thermostat in place and working ?----The 130 PSI cylinder is suspect.-----Some will argue but I would remove the head for inspection.-
  6. R

    4 stroke 50hp 1997 Yamaha outboard black smoke rough runnning

    Most 4 strokes use a pump driven by a lobe on the camshaft.
  7. R

    Hybrid Vehicles

    Electric vehicles are going to need a lot of power.----Many countries might dam up the rivers for generation of power.----But a 100 years from now do we need cheap electric power or fish to eat ??
  8. R

    Johnson 1986 110 won’t pass 2000 rpm’s

    Check wires from powerpack and make sure they go to the correct coils.----The sky is blue.----Grass is green.-----Orange wires to top coils must have a blue stripe.
  9. R

    Mystery engine

    Take the carburetor off.-----Inspect.----Report the number you find on the high speed jet.-----Yes this powerhead was marketed as a 20 hp for many years.
  10. R

    Mystery engine

    That manual primer can be fitted to any motor from 3 to 300 HP.--From 1960's and newer.----Agreed on a 50 year old motor a complete evaluation needs to be done.
  11. R

    Mystery engine

    Could well be.----These motors are very well built in my opinion.-----Lots of them around.----Just picked up 2 more myself.----These are the 28 HP " specials " and are good parts motors.--Picked them up for next to nothing.--In 1990 the CD powerpack was under the flywheel.----Which is external...
  12. R

    Mystery engine

    It appears that around 1990 ( 30 HP prop rated ) they fiddled with different a fuel pump.----With that extra pulse port for some strange reason.----Using 2 ports would make no difference in engine operation.----You can block off the extra pulse port.
  13. R

    Mystery engine

    Correct , the 76 was mounted directly over the pressure port , with a hose for fuel in and one for fuel out.
  14. R

    J200 - Damaged Crankshaft/Flywheel Nut Threads

    Post pictures of the damaged thread.
  15. R

    Mystery engine

    The fuel pump mounts directly over the PRESSURE pulse port.----So therefor the fuel pump is not the correct one and no surprise to me.----These simple pumps are not well understood in my opinion.----.----It does work with a hose to the pressure port.----And this powerhead has electronic...
  16. R

    Boating with small children ( Toddlers ) Best Life Vest.

    If you get into big trouble with kids and a boating " accident " in will be in the newspaper.----But it will not be in the sports pages !
  17. R

    Johnson 1995 70hp no spark

    Charge the battery and have battery load tested.----Fact---If flywheel turns slow there will be no spark generated.
  18. R

    Reed valve question

    Why are you looking at these reeds?
  19. R

    Boating with small children ( Toddlers ) Best Life Vest.

    Kids on the boat can not deal with emergencies.----You are responsible for them.----Think before venturing out onto big / cold water.----Make sure boat and gear is properly maintained.
  20. R

    J115PL4SR Fuel issue.

    Perhaps contact ---browns point Suzuki ---They might be able to help.
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