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  1. R

    Transom help

    And how many holes are there just waiting to show themselves ?-----Best to remove the plywood for inspection I say.
  2. R

    Mystery Bolt and New Gasket?

    Replacing the head gasket on a motor like that is a simple job.-----Just 22 bolts.----Refinish ( flatten ) the warped head.----Replace rubber grommets on the poppit valves.----But if it is a salt water motor it might be a challenge.
  3. R

    Extending trim switch to engine cowel.

    There should be lots of those switches on the used market.----E-bay is likely a good source.-
  4. R

    Surging Mercury (with audio)

    Your motor is a simple " 2 stage , air processing machine"----Air is pulled into the crankcase.---Compressed and then transferred to the cylinder.-----It is then compressed again.----A spark fires off the compressed fuel air mixture.------So if there are internal leaks there is more time for...
  5. R

    Upgrading mercury outboard help!

    Did you buy an ---OPTIMAX ?
  6. R

    Mystery Bolt and New Gasket?

    I thinks he talked about replacing the head gasket.
  7. R

    Torque spec for thermostat cover for my 1974, 9.9 hp Johnson.

    The 1/4" bolts are always 60 / 80 INCH-LBS.
  8. R

    69 hydroelectric johnson 60hp. Starts in reverse.

    I believe all the motors 1968 to 1972 in the 55 to 125 HP used the anti reversing spring.
  9. R

    Surging Mercury (with audio)

    It sounds awful------Step #1 is a compression test.----Post the actual values here.----And does spark jump a gap of at least 3/8" on each lead ?
  10. R

    Need Help Identifying an OMC Lower Unit

    I have to agree with it being a Yamaha unit.----Looks to be 30 hp.----But could be 40 / 50 as well.
  11. R

    1995 90 HP Evinrude E90TLEO crossflow

    Keep those compression values for future reference.----Test once a season.-----I used to rebuild these motors on a regular bases.-----Simple / easy to maintain.-----Do not require $120+ / hr dealer support.
  12. R

    Why o' why?

    Have you drained the oil from the crankcase?---How much was in there ?-----Any water ?-----It is possible that the previous owner had no idea about motors.----Not uncommon today.----May have seen or heard that oil tank ( 2 stroke ) needs filled to the top.-----Did the same on this 4 stroke...
  13. R

    Boat won't turn right at speed

    Model # of the motor?----Is this a G2 model.
  14. R

    1995 90 HP Evinrude E90TLEO crossflow

    I think these VRO pumps are simple but way over priced.-----Simple to pull apart and inspect.-----Common fault is the flapper valve on the fuel piston,-------Simple to fix.----Do a compression test on the on this motor for future reference.-----There is a history of broken piston rings with...
  15. R

    Why o' why?

    If oil level is way up on a 4 stroke there are serious issues.
  16. R

    2003 yamaha 50 4-stroke runs rough

    Do you leave fuel in the carburetors when motor is out or service / boat on the trailer ?
  17. R

    Old motors DEMAND to be retired when they are 65 years old..

    I have a couple of those 1954 / 55 green CD models,-----No needle bearings on the rod journals like the 61 and newer ones.----Installed a new crankshaft in one of them in 1984 and is in storage since then.----Too many projects on the go.----Just great motors for fishing / trolling.------Picked...
  18. R

    Old motors DEMAND to be retired when they are 65 years old..

    Just picked up a 1962 and a 1964 model 5.5 HP Johnson.------Both are very low hour motors.----Will run like new again with a bit of work.-----These are just wonderful motors with little or no plastic on them.-----But if you have to run to a shop for repairs you will be shocked with their...
  19. R

    What would make a flywheel hard to spin? Starter won't spin it.

    Reed valves do not seize
  20. R

    Evinrude 55 1978 gearcase

    Find a good used empty gearcase.----Swap everything over.
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