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  1. R

    90 HP early 80's 6 cylinder starting without key

    I believe one switch box fires 1 , 3 , 5 cylinders.----The other fires 2, 4 , 6 cylinders.
  2. R

    Rich and Perfect

    I think the factory reed valves are very good.-----Rarely cause any issues.------No idea why some folks want to install anything else on a 35 HP motor !!
  3. R

    substituting a v6 stator for a v4 engine

    See post #2
  4. R

    Engine Swap 140 to a 100

    It is all the same.-------Just need to adjust the throttle and shift cable.----Do a compression test on the XP 100 before installing it !
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    50 hp Evinrude triple - drive shaft and lower unit question

    Perhaps you are not aware that forces at work push the shaft UP when the motor is working.----Yes there is a factory tool ( I have it ) to properly shim these gears.----Nothing to it when you know how it all works.
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    Mid-1990s cast iron fly wheel question

    Don't worry about the rust.----Yes I have a few of these I got on exchange.----Waiting for time and more of them to come up with the repair method.----I have a plan on how to do it.
  7. R

    1990 70 Evinrude stalls after 1 hour full throttle

    Why are you replacing parts hoping to be the blind squirrel who will find a nut ??----Test run with another fuel tank and hose, borrow a set-up.-----Does the tell tale hose come of the side of the block or the top ?----Have you replaced the water pump along with the latest repair kit ?
  8. R

    1978 85hp not getting full power

    ???----If the light flashes continually without black spots spark is good !------Why has simple trouble shooting gone ---" the way of the Dodo bird " ?
  9. R

    Rich and Perfect

    Leaking fuel pump ?------Cold cylinder due to poor compression in crankcase and or poor compression in the cylinder.
  10. R

    50 hp Evinrude triple - drive shaft and lower unit question

    There is a seal that runs on the shaft there !!-----What happens to the ---" rumbling " ---When you pull up on the driveshaft while turning it ?
  11. R

    1978 85hp not getting full power

    If the motor takes off and runs properly for 8 seconds there is NOT a problem with an air leak on the intake side !!-----Do some simple trouble shooting here.
  12. R

    1955 25hp Johnson RDE-17 compression

    No comment on compression numbers for that motor.-----Very easy and better to remove bypass covers to inspect pistons and rings.----Just too much argument about compression on older motors.
  13. R

    1955 25hp Johnson RDE-17 compression

    Should not be to hard to find a starter and flywheel.-----Post a " wanted ad " on------aomci-----website.
  14. R

    1978 85hp not getting full power

    Hook up a timing light to # 1 cylinder.----Take boat for spin on the river.-----Observe the flashing light.------Repeat test with other 3 cylinders.----Post what you see.------If spark is good on all 4 then likely not a spark problem.-----Could be a bad plug wire / boot shorting to the cowling...
  15. R

    1977 Mercury 150 Inline 6 fuel problem

    You have to investigate / look for issues with # 3 cylinder
  16. R

    1978 85hp not getting full power

    Which cylinder is the trouble cylinder ?-----Also inspect fuel pump diaphragm.
  17. R

    1977 Mercury 150 Inline 6 fuel problem

    Other than jumping all over the carburetors what other trouble shooting was done ?-----Does spark jump a gap of 3/8" or more on all leads ?----If there is no response when adjusting low speed mixture on the middle carburetor there may be a crankcase compression issue.------Reed valves or...
  18. R

    78 johnson 115 will not start

    Stop.----Is the choke solenoid working and properly adjusted ?------The motor needs to spin fast with the starter in order for ignition system to work.-------So load test the battery.-----Take starter apart for inspection and ohm check on armature.----Inspect battery cables.
  19. R

    98 Johnson 90 Spl - Water Out the Back

    I am not sure where the " back of the engine is "----Better description or post a picture of the leak.
  20. R

    1983 Johnson 35 wont start

    Popping out the exhaust ?-----Check the flywheel key.
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