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  1. R

    1981 Mercury 7.5 2 stroke

    Place bearing housing on a tin can.-----Ball bearing down.-----Heat housing evenly with propane torch till bearing fall into the can.-----Gently tap needle bearing out while housing is hot.
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    1981 Mercury 7.5 2 stroke

    Those " holes " in the piston are machining centers.-----Absolutely nothing to do with oiling of this motor !----Lube holes are clearly visible on the piston.---Wrist pin has needle bearings.-----Heat helps remove bearings.----Perhaps a review is needed on the concept of 2 stroke lubrication.
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    2000 30hp Johnson possible water restriction/over heats

    ?????-----There is a separate rubber seal that fits on top of the pump housing !----You have the wrong parts.----Hurry to your local friendly boat shop and get help before you destroy this motor !----Note----I own more than one of these motors for parts / rebuilding
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    Evinrude 55 1978 gearcase

    The 66 is backwards in the mold.---Install 321466
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    2000 30hp Johnson possible water restriction/over heats

    Simple-----Picture #5 what is the 6 digit part # on this housing ?
  6. R

    2000 30hp Johnson possible water restriction/over heats

    Sure looks like the wrong pump housing !
  7. R

    1960 Evinrude propeller hub replacement

    Hard to find a shop willing to compete with new props made off shore.
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    1981 Mercury 7.5 2 stroke

    These older motors are far better quality / easier to repair than newer 4 strokes.
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    !/2 ton Truck towing limitations

    Remember that ratings are for NEW vehicles.------A 10 year old truck that has been exposed to winter conditions and salt on roads may not be the same.
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    Counter rotation conversion kits

    ???----A failure to read and heed ???
  11. R

    Counter rotation conversion kits

    Left hand rotation was NEVER , ever offered for smaller motors !!
  12. R

    1981 Mercury 7.5 2 stroke

    No surprise that seals were crispy.----Bearing is a 204 I believe.----Good on you for taking it apart.----Now you know it will be good for many years of service again.
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    Transom replacement or design flaw?

    Put a knee in with rivers or screws.
  14. R

    Counter rotation conversion kits

    No such thing as counter rotation available for a 1998 30 HP as per post #2.-----Accept the simple facts.
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    Counter rotation conversion kits

    Circle man need to take his lower unit apart to see how these things work and are set-up !
  16. R

    Counter rotation conversion kits

    Counter rotation is a " nice to have " feature.------It is not needed to have fun !
  17. R

    Counter rotation conversion kits

    ????----Keep dreaming.
  18. R

    Counter rotation conversion kits

    ??----I had twin 235 hp Johson out boards on a Scarab sport.----Both right hand.----No issue.-----Doubt you can find a lefthand prop for that Johson.-----Lower unit bearing are not set up for reverse rotation.-----Why the question and concern ?----Twin outboards were common in the late 1950's...
  19. R

    Jonsson 235v6 78vm

    Be interesting to get the real story.----Lots of info missing in post #1
  20. R

    2025 should have a bumper crop of freeze busted blocks come spring

    It appears to be a combination of many factors.-----Locked storage compounds.----Lack of knowledge by newbies.-----High cost of having a shop do the work.-----Surprise cold snap and boat far from home --ETC, etc
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