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  1. R

    What oil should I use?

    Use the Mercruiser 25 / 40 oil.-----Sterndrives operate in a tough environment.-----Big waves are tough on bearings.
  2. R

    Transom question

    Agreed----Easy fix with plywood.
  3. R

    Help!!

    The motor is an ----" OMC Seadrive " -----Nothing but a longshaft outboard with special bracket to tilt it clear of the water.-----If it is a V-4 it is about 115 HP.----A V-6 could be 150 + HP .------Model # of the Seadrive is ?------Nothing like rebuilding a boat that you have now.------It is a...
  4. R

    Mercury Mariner 90HP Sportjet repair

    When a 2 stroke engine is submerged you MUST get it running ASAP or get help.----Bearings start to corrode in a matter of hours / days.-----So if this engine sat for weeks it might be damaged beyond repair.
  5. R

    Most common problems with 4 cyl / 3cyl chrysler outboards

    Install better non fouling plugs??
  6. R

    Most common problems with 4 cyl / 3cyl chrysler outboards

    ????----I used to troll for hrs with 235 HP V-6 Johnson.-----Parts / pieces do not know how big the motor is !!-----Motors in top condition will troll all day long !
  7. R

    96 johnson 150

    I doubt the motor will idle on 2 cylinders !!------Pistons must be installed correctly.-----There are 3 port pistons and 3 starboard pistons.-----And they are marked with " UP " or " exhaust side "
  8. R

    Johnson 35 Lower unit swap

    Yes----Driveshaft just slides out and the short will slide in.-----I would take that 78 lower unit apart and inspect / reseal it before installing it.----Unless the seller offers a warranty.
  9. R

    Merc 40 hp tracker dies after running full throttle

    Motor can run a WOT ( wide open throttle ) all day long.-----These 2 strokes can handle it with no immediate issues.
  10. R

    Yamaha f40bet overheating

    Could be corrosion issues / blown head gasket.----Post actual results of a compression test.
  11. R

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

    Had a fellow call me for a flywheel for his motor.----Had no spark.----I said " you don't need a flywheel "----He drove 4 hrs to bring me the boat / motor.-----He had installed new expensive parts.---Turns out the first new part he installed was bad.----Easy fix here.-----So yes even new parts...
  12. R

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

    Have it load tested !-----And get rid of the small diameter battery cables.
  13. R

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

    Have battery load tested.-----Inspect the battery cables.----Test with good booster cables direct to the starter.
  14. R

    97 Outboard C90 Water on Plugs

    Corrosion issues on these motors is no surprise to me.
  15. R

    Merc 40 hp tracker dies after running full throttle

    Any pictures / model # / serial # of this tracker?----- Is there a head gasket on this 2 stroke 40 HP ?-----Why would full throttle " kill " an engine ?
  16. R

    Starter mounting bracket stud in front mount broken out casting

    The lean / rich mixture screw is not used to set the idle speed.
  17. R

    towing - engine in neutral?

    In my area you can do your test / qualify for a " pleasure craft operators card "----No practical test required.----Just have a book / assistant for help and send in your $$ for the card.
  18. R

    Seasonally changing Mercury 110 spark plugs

    Sparkplugs should last years and years for the average user.
  19. R

    Help - just bought on a whim a 1980 (maybe) Mercury 175 hp - need help on release of the clam shell cowl and cant find a serial number to verify it

    Swing them all the way out and lift up ???
  20. R

    towing - engine in neutral?

    I am not sure why " power loading " is even done.----Never did it myself.-----Too much risk of damage to the tow vehicle in my opinion.
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