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  1. R

    Mercury 40 serial number decode.

    Perhaps a 1992 model.
  2. R

    The Power Trim operates the Choke Solenoid. 1977 Evinrude 85HP

    Wiring diagram can be found online.----Should be easy to correct this.
  3. R

    Evinrude 115 Won't Idle?

    The electric primer valve ( what you call the choke ) puts fuel directly into the engine.----This fuel bypasses the metering circuits in the carburetors.----This would make the carburetors suspect.
  4. R

    Evinrude 115 Won't Idle?

    A golden rule for a ----" new to you boat motor " ----Is to install a new impeller.---But sometimes folks will argue that.-----I can not offer any further advice.---Sorry.
  5. R

    Johnson 115 wont rev

    Fact.----Your motor to me is an elegantly simple machine.----It really is 4 separate engines with a common crankshaft and block.----It is a 2 stage air processing machine.-----It needs 4 things to run properly.---( 1 ) Fuel /air mixture.----That is pulled through one carburetor bore into each...
  6. R

    1974 Evinrude 25hp wont run.

    The answer is yes.------Since many folks are challenged with 12 volts and wires I can not offer instructions.
  7. R

    Evinrude family heirloom

    There is nothing wrong with history.-----I have seen a lot of " progress " but I think I have seen enough of it !-----New does not mean " better "
  8. R

    Head with no holding tank, is this illegal?

    Victoria BC did the same 30 years ago.----I believe they have a sewage treatment plant now.-----I understand that for many years that the city of NEW YORK put all garbage in bottom opening barges.----Dumped garbage miles off shore.----How many tons a day would that be ?
  9. R

    Johnson 115 wont rev

    See post #2 -----Not a good idea doing that sort of testing ???
  10. R

    Johnson 115 wont rev

    Mixing gas and oil at 50:1 ?-----Replaced the water pump impeller?-----Post all the information you can so I stop asking the dumb questions here.
  11. R

    Johnson 115 wont rev

    Check flywheel key too as it controls the timing.-----And no you can not find a sheared key with a timing light !
  12. R

    1958 evinrude lark 35 hp 35514 water pump

    Often they stick open when first opened after 15 years.-----Drop in boiling water and observe.----Cool it off and make sure it closes.-----Repeat 10 times.
  13. R

    1977 75hp evinrude 3 cyl

    What is your motor doing / not doing and what trouble shooting has been done?-----If you answer question folks can help you !
  14. R

    Johnson 115 wont rev

    Will the seller help you with this thing ?-----A reputable shop ?-----Choke tells me it is a 1979 or older.---Looks like an 87 / 88 / 89 cowling.------Lower cowling is 1989 or newer.-----Stop running this motor until you find the issue!---Does spark jump a gap of at least 3/8" ( 1 cm ) on all 4...
  15. R

    Johnson 115 wont rev

    Post pictures.---A recent purchase ?-----Two " no money spent " things to do.------Run with timing light hooked up , one cylinder at a time.----Observe how spark behaves.-----Use a strong flashlight and look into each carburetor at full throttle ( on the lake ) and observe fuel coming up the...
  16. R

    1958 evinrude lark 35 hp 35514 water pump

    It certainly is listed for that 58 model .-----There are 2 different 35 HP models for 1958 year !
  17. R

    Why can’t I find information on my Mercury outboard using my S/N????

    Was at a shop the other day.-----Mechanic owner said he was shutting down the service aspect of the business.-----Too many ----" want it by the weekend types "---With no money.------Going to concentrate on rebuilding / selling of big outboards.
  18. R

    Lower unit compatibility

    Post model # of the 2 motors.-----There may be a difference in driveshaft length and shift rods.
  19. R

    Head with no holding tank, is this illegal?

    Fish poop in the ocean. -----So a bit of #2 does not matter.----Certainly less damaging than all the plastics and " forever " chemicals / medicines that end up in the ocean.
  20. R

    Head with no holding tank, is this illegal?

    Local coast guard will know the regulations.----Might be a hefty fine as well.
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