2 hp refirbishing for "Tactical Pac" for lack of better description

Stumpalump

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Dec 5, 2013
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413
J2RCSM 1980 Johnson 2 hp. I bought this as a running back up motor to get me out of a bind and for future use on a yacht tender dingy. I'd like to eventually find a case or build a box so it's all self contained with spare parts and two quarts of premixed fuel in metal cans. A grab and go kinda deal to put on a shelf or take with me as needed. Any suggestions? Is anybody familure enough with this tiny engine to recomend spare parts or things to refurbish? Water pump and plug are on my list. It has fresh gear lube and an aluminum vs plastic prop but I'd like rock solid reliability and or the parts to fix it in remote locations to get me out of a bind. Any thoughts appreciated!
 

Bonaventure

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Jul 3, 2016
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I would buy spare magneto, points, condenser and spark plug wire. If you will be cruising far from home, a carburator rebuild kit could be handy, even if you need to get someone else to do it. A spare starter rope and recoil spring would also be a thought. Of course a spare propeller with the inside parts, drive pin, cotter pin etc.

All of this depends on space and how much money you want to put into this. If you can find a junker engine, much of this could be robbed from it.
 

Stumpalump

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Dec 5, 2013
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413
I would buy spare magneto, points, condenser and spark plug wire. If you will be cruising far from home, a carburator rebuild kit could be handy, even if you need to get someone else to do it. A spare starter rope and recoil spring would also be a thought. Of course a spare propeller with the inside parts, drive pin, cotter pin etc.

All of this depends on space and how much money you want to put into this. If you can find a junker engine, much of this could be robbed from it.
Anybody have one? Anything else you can think of?
Sad thing was this motor came with a "parts" motor but all it needed was a starter rewind and a prop. Sold it running without a prop and made a guy happy.

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Crosbyman

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Nov 5, 2006
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make certain you have all the tools to change those parts ex: 7/16 keys, flat blade screwdriver, long nose & regular pliers, small 1/4 or 3/8 ratchet kit...whatever

​ print off any documentation you need before you leave
 

tomhath

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Dec 5, 2007
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814
There isn't much to go wrong with the motor - points ignition and no fuel pump. My biggest concern would be the gas getting stale, better to bring fresh gas along and mix it if needed; if not used burn it in your car or lawnmower and buy fresh again next time. Especially if all you can get is gas with ethanol.

Otherwise just use it a few times to be confident it'll do the job when needed.
 

Crosbyman

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Nov 5, 2006
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fuel tank filter on top of the fuel valve could cause grief with dirty fuel. make sue it is cllean and stays clean ....
 

Bonaventure

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Jul 3, 2016
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Another tool that would be needed is a harmonic balancer puller, one that will be used with 3 bolts. This is to pull the flywheel so the ignition parts are accessible. there are no ports or holes in the flywheel through which you can adjust the points.

In Canada, high test gasoline does not have ethanol, I have started using it. I understand that ethanol may react badly with the seals from an engine of this era.
 

Stumpalump

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Dec 5, 2013
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I did not think about modifying the tool box. I'll pull that flywheel. Good idea. For gas I'll use my main engine fuel. It goes thru a spin on type water separator filter. I learned the hard way to carry the spin on filter wrench by having to remove the mount and hoses to dump it out. Got me home but now I also carry a filter. There may be a thread on all the parts and tools folks carry on their boats. Has anybody seen one?
 

Bonaventure

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You could also install an inline fuel filter and get rid of the finger screen filter inside the tank. Then
you would need to carry a spare Inline filter. It can be installed with jubilee clamps or tie wraps.
 
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Stumpalump

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Dec 5, 2013
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That screen must be a real problem but the motor does have a perfect fuel line to cut and install an inline. I'll do that. Thanks!
 

Bonaventure

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Jul 3, 2016
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The problem with the screen is that it is difficult to monitor, then once it is plugged up your motor stops! You have to disconnect the fuel line, pull the petcock; You have to have the motor laying down with the petcock up to prevent leaking all the fuel out.............not fun. Especially when underway.

With an in line fuel filter, a clear one, you can inspect it anytime you need to, plus it is easier to change. Mine is held in place with nylon tie wraps. You can use small jubilee clamps as well.
 
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