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  1. R

    Sputtering Johnson V4 90hp - 1994

    The electric primer is NOT a pump.-----It is a valve.
  2. R

    F70 boggin

    A 16' boat with a 70 should fly.-----Have the motor performance checked on a dynamometer.
  3. R

    1972 evinrude 50hp 2 stroke. Crank no start.

    Remove sparkplug for #1 Turn flywheel.----See if timing pointer is near TDC.----Slow cranking speed means that there is no spark.----So charge battery and load test the battery.----Take starter apart for inspection.
  4. R

    1972 evinrude 50hp 2 stroke. Crank no start.

    Check flywheel key.
  5. R

    DP Drives - Strike Protection?

    Best protection is a GPS plotter.----So cheap these days compared to lower unit damage and downtime.
  6. R

    1981 Johnson 90 HP overheating, but not all the time

    They guide water through the water jackets.----And nothing to do with the speed of the water. ---Make sure to install head gaskets correctly.
  7. R

    1981 Johnson 90 HP overheating, but not all the time

    I suggest you replace the 4 ( 2 per side ) diverters.
  8. R

    Suzuki head bolts

    Using 12 point sockets?
  9. R

    V4 - Minimize Chances of Broken Rings

    I have no idea why the stuck with the bad top ring design for 25 years.----Such an obvious defect.
  10. R

    1981 Johnson 90 HP overheating, but not all the time

    removed the covers on the heads?
  11. R

    Temperature Switch OMC p/n 0386686 Test

    Install and test run.
  12. R

    Late 70's to Late 80's - Worth shopping for?

    Have had compliments on rebuilt V-4 models.----" Have had it 5 years and never missed a beat "-----Or " you rebuilt it 12 years ago, still runs like the day we got it "------Wiseco O/S pistons with proper shaped piston rings.
  13. R

    Late 70's to Late 80's - Worth shopping for?

    Have seen lots of videos by " vintage boats "-----Talks about chrome plated cylinders on 15 HP Johnson.----Fact is they never ever had that feature !-----Lots of false information by this presenter.----And if you do not know you would believe 100% of the presentation.
  14. R

    Sputtering Johnson V4 90hp - 1994

    Have you checked thermostats?-----Buying all new ignition parts is an expensive mistake.
  15. R

    Late 70's to Late 80's - Worth shopping for?

    ????-----" Pick one up for $500 or less to rebuild "
  16. R

    Help identifying v4 johnson

    90 HP intake ports are smaller diameter.
  17. R

    V4 - Minimize Chances of Broken Rings

    It is a fact that the rings will break at some time!----Simply due to the shape of the top ring.
  18. R

    1989 70 hp Evinrude Overheating:

    Deflectors were only used in the crossflow model V-4 !!
  19. R

    Sputtering Johnson V4 90hp - 1994

    Perhaps the poster found major issues and rushed away to buy a new motor.
  20. R

    What powers your holiday?

    If your boat has foam flotation it might well be waterlogged.-----A concept that surprises many people.
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