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  1. R

    1980 115 johnson stumbles at 2500rpm low compression cyl 3

    Just finished helping a dealer with a bad V-4 powerhead.-----Replaced powerhead and installed it at the dealers workshop.-----Got compliments and $200 extra with a " thank you very much " for helping out.
  2. R

    1980 115 johnson stumbles at 2500rpm low compression cyl 3

    Broken rings is something that happens to these V-4 cross flow engines.----Every engine will suffer from it.-----You need 4 new O/S pistons.
  3. R

    Prop spins in same direction in both forward and reverse gear...

    Try this put control in forward have lower unit in forward.---Put lower unit in place.---Test shift before installing bolts.-----The clutch dog is spring loaded and it jumped into forward while you were not looking.----Easy issue for me to resolve.
  4. R

    Prop spins in same direction in both forward and reverse gear...

    Answer this.----When you took the lower unity off was the control in neutral ?-----At the top of the Mercury forum here you will find a tutorial ( third one down the list ) on how to correct this.-----This mistake has been made hundreds of time
  5. R

    Link & Sync 1990 15Hp Evinrude

    Just looked at that 92 model and an 89 model.------Both have a knob you can turn.-----Turn one way and if that does not seem right then turn the other way !
  6. R

    1984 35hp mercury steering part

    The motor in post # 1 is not using the steering set-up with it going through the tilt tube !!----It must be an older boat or had a different motor on it at one time.----Or somebody just was not well versed on boat steering systems !
  7. R

    Battery questions - Winner with 80 HP Johnson

    Those motors are a simple , durable and smooth runner.----A little thirsty by the standards of today.-----Check it all out first.
  8. R

    25hp 3cylinder starting in reverse

    Lower unit , gear repairs are very expensive.----Explain what model you have and if water pump work was done !
  9. R

    1984 35hp mercury steering part

    Looks like the bolt for transom clamp.-----One just like the other one.------There is nothing missing on this steering as far as I can tell.------The system on this boat does not use the tilt tube and the drag link.
  10. R

    Link & Sync 1990 15Hp Evinrude

    Turned the knob ( idle stop ) on the end of tiller handle ?------Just picked up a clean looking 92 model 15 HP yesterday.-----Apparently a scored cylinder.----Some folks still baffled on mixing gas and oil I think.------Or maybe it never had an impeller replaced.----Be an easy fix , have all the...
  11. R

    '84 Johnson 90HP died in water, won't restart

    Fuel from the primer valve does not fill the carburetor bowls !
  12. R

    77 evenrude only wants to run while key ingaged

    Stop trying to run it this way.----All you are doing is damaging the expensive starter.
  13. R

    Coil check

    ----Sparkplugs are a poor way to check spark.---Answer this question.-----Does spark jump a gap of 3/8"on a simple test device ?
  14. R

    '84 Johnson 90HP died in water, won't restart

    Depends on how big of a leak.----Sorry , ---I can not see your motor.----What other trouble shooting has been done.-----Guessing does not work.
  15. R

    Coil check

    Instead of guessing that coils are the issue , what trouble shooting was done ?-----What is your motor doing / not doing ?
  16. R

    Link & Sync 1990 15Hp Evinrude

    These things normally do not go out of adjustment.----Be careful if you decide to experiment !
  17. R

    Bypass VRO and use Fuel Pump

    There is a diaphragm available for the vapor pump $6.00 and easy fix.------But maybe the separator tank needs cleaning.-----Some inspection required by you.
  18. R

    Rebuilding Johnson outboard

    I doubt it is a 1992 model 90 HP .-----I doubt that a 1992 has those filler blocks !!!----Post more pictures of cowling / power head and cover that bolts on to cover exhaust ports.
  19. R

    '84 Johnson 90HP died in water, won't restart

    When you push the key in the primer valve opens.------When the motor is cranking fuel pressure goes to that open primer valve and sprays into the intake airstream.------That makes for near instant starting.----Simple as it can be.
  20. R

    Lower Unit Johnson

    All those are weak in my opinion.
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