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  1. R

    Spark on on cylinder

    I can not see , hear or feel your motor.-----One sensor coil under the flywheel ( fires both coils) on your motor.-------One charge coil under the flywheel ( fires both coils ) on your motor.-----You observed that you had spark from both coils.-----That leaves a bad powerpack I would...
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    Help with transom.

    I see this as a wonderful opportunity to build a bomb proof transom.-----Make it 3" thick.----Cut back the stringers to fit.-----Speaking of stringers the core on them is likely rotten plywood too.
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    Hot light on dash

    On many smaller outboard motors ( older motor from say the 60's & 70's ) there is no warning system or shutdown on overheat system.------You would get blisters on your tongue to explain that impellers need to be replaced.-----Motors will run till it is too late !!
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    Regular maintenance - change just the impeller or entire housing too?

    As a young technician I used to keep old impellers to honestly show the old folks why they need to install a new one.---To save them $$$$ big time.-----Not any more.----I just kind of chuckle at the young folks these days.----Their mechanical smarts is on a decline.
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    Hot light on dash

    Model # of motor ?---2 or 4 stroke ?-----Does it live at a dock ?----Fresh water or salty / dirty water.----New impeller installed every 5 years ?
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    1966 Evinrude 60hp Charging System (Generator or Alternator) Build or Buy

    The 1967 model 60 and 80 hp models had battery powered ignition.----Had windings under the flywheel to charge a battery.----A 67 model donor motor to get the bits might not be easy to find.----Would need the flywheel as well. and upper bearing housing I think.------Lot of work.
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    1999 johnson 90 hp main in line fuse

    Sparkplugs last for years and years on this 1998 motor.------Best to spend money and time on other things like a new impeller in water pump.-----If oil injection is in service a new oil filter and oil " consumption test " should be done !!
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    2000 evinrude 15hp 4 stroke Run 15 min go in limp mode

    Testing must be done.------Test run with another fuel tank and hose first.------Run with a timing light hooked to one cylinder at a time and see if you are loosing spark.---Drain carburetor , then lay motor on it's side to fully drain pocket in the bowl.--Found one of these with water puddle in...
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    Regular maintenance - change just the impeller or entire housing too?

    I have seen many motors that overheated even with a pisser.-----The general public and the many " covid newbies " just do not know how motors work.-----Found this on 2 motors 70 HP with totally fried impellers .-----One of them at a recently sold summer home.-----I can only think that it was...
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    Regular maintenance - change just the impeller or entire housing too?

    Water pressure gauge is a good investment.-----A shop charges for labor / skilled service.-----There is no labor when an owner wrenches on a motor !!
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    1999 johnson 90 hp main in line fuse

    Just bought it ??-----Motor is a 1998 model crossflow.-----Compression test should be done for future reference.----Post your numbers.-----Don't spend any beer tokens till you do the inspection.
  12. R

    1999 johnson 90 hp main in line fuse

    20 amp fuse.
  13. R

    1993 40HP Mariner Magnum

    How did you determine it is an " airlock " on this motor ?
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    1991 Evinrude 200 XP

    I could not afford a new RAM 2500 pick-up either.-----I settled for a used one.-----What you paid for your boat has nothing to do with what it will cost to repair and maintain it ----Sorry.-----Set it aside and save some money.----Perhaps a smaller, lower budget boat for you.
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    Do I survey a 25K boat

    Your insurance company might demand a survey if boat is an older model.
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    1991 Evinrude 200 XP

    Found a listing for a rebuilt powerhead.----About $3500 or so.
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    1991 Evinrude 200 XP

    Pieces of the sealing ring went through there.--Inspect that ring groove--I say that cylinder needs rebore and an over size piston fitted.-----I could repair that block.-----Not sure if you have a local shop that would take this on.----Finding a rebuilt block is also an option.
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    1991 Evinrude 200 XP

    Yes the rod that was disconnected.----That is a sealing ring that broke.----The crankshaft has those sealing rings to keep the 6 crankcases separated.-----That surface must be repaired in one way or another.
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    1991 Evinrude 200 XP

    Any pictures of the bearing surface of that rod and the crankshaft surface .-----I normally spend time on those sealing rings so they slide easier as the block gets longer from heat.
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    1991 Evinrude 200 XP

    Strange that the housing would " melt " from wear .-----Part # of that housing ?------Or was it a broken sealing ring ?----Just saw the picture and it was a broken sealing ring.-----I have a block just like that.------I have often tried to coach folks on checking crankcase compression.----I...
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