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    72 Johnson 125HP - Connecting Lower Unit to powerhead

    I just finished replacing the waterpump/impeller on my 72 Johnson and went to put the lower unit back in and found that I need to have someone to turn the flywheel to match the splines on the driveshaft to get it back in. That seems simple enough. My concern is connecting the water tubes from...
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    72 Johnson 125hp starts fine runs good then dies after 10-15 minutes

    HELP!! I have completely rebuilt and during the process replaced 1 piston on my 72 Johnson 125HP. It ran great for the first year or so after the rebuild but last year when taking it out it started fine, ran great for 10-20 minutes then at top speed just died as though the fuel was cut off to...
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    Best Spark Plug for 72 Johnson 125HP

    HELP! I current am using Champion L77JC4 plugs in my engine and I seem to be having an overheating issue. Spray comes from the correct areas but it overheats quite quickly. I have used Splitfire SF263D plugs in the past but that was when I had another issue of a broken piston ring and that...
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    72 Johnson 125HP dies after 90 minutes

    HELP!!! Recently I took out my 72 Glastron with a V-4 1972 Johnson 125HP and it started sluggish as I had not taken it out in about 6-8 months. It ran great for about 90 minutes and then at full throttle it just died. It would turn the flywheel fine but would not start for about 45-60 minutes...
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    1972 125hp Johnson bulb slow to move fuel

    In the past year I replaced my 5/16 fuel line with 3/8" hopeing to get more fuel to the engine therefore better performance. When pumping the bulb recently to prime the engine it takes a LONG time. Could this be due to the hose size increase? Should I replace the hose to factory specs, etc...
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    Custom Boat Top - 72 Glastron V163

    I am looking for somewhere I can get a price quote on a Custom made boat top? It is Glastron part #30-4221. Also if possible, a quote for the matching side curtains for the top part #30-1502,and matching stern curtains part #30-1503? I know there are companies out there who make aftermarket...
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    Windshield Hinge-Rubber 1972 Glastron

    HELP!!<br /><br />I am searching for the rubber hinge for the boat inthe Subject line. The original has worn out and I am uncertain on where to obtaina new one. I have checked all my normal sources. Please help ASAP.<br /><br />LostBoaterin Sacramento <br />Proud Classic Glastron Owner<br...
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    CALLING ALL JOHNSON OUTBOARD EXPERTS!!

    I own a spotless 1972 Johnson 125 HP outboard and it shows a model number of<br /><br />125ESL72R <br /><br />stamped on the plate on the engine. I understand the 125 is for the HP and the 72 is the year but I am clueless on what the "R" stands for???? Would it be a racing engine and if so...
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    Lower Unit Installation 72 Johnson 125hp

    HELP!!!<br />Anyone,<br /><br />I am looking for any suggestions on reinstalling the lower unit on the engine in the topic. I have checked the impeller and water pump and it is in perfect shape and I am looking to reinstall the lower unit but I get it within 6 inches and it does not go any...
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    1972 Johnson 125HP Water Pump?

    All,<br /><br />I just finished replacing a piston in the above motor and reconnecting all the components/powerhead, etc and now I start the engine and no mist comes out of the two holes on the back side of the lower unit. Some water drips from below the water silencing shield and that is it...
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    Screw size Flywheel Puller 1972 Johnson 125hp

    Any Assistance?<br /><br />I am attempting to replace a piston in the motor listed in the subject of this posting. I am having a problem with pulling the flywheel with miscellaneous types of pullers. Does anyone know the screw size and threads to use on this flywheel so I can pull it and move...
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    Johnson 125ESL72R

    Simple question?<br /><br />I just went otu to my boat to get the serial number and noticed that printed above it was the model number. I always knew I had a 125ESL72 but what is the "R" for????? Is this some sort of special edition or just a letter that really does not mean a whole lot? Just...
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    1972 Johnson 125hp Piston - 2nd Cylinder

    Time vs. Money<br />Today I pulled the head on the above outboard and to my dismay the 2nd cylinder piston has deteriorated a point where there is little to no compression. I am going to need to replace the piston. All the other pistons as well as all 4 cylinder walls are perfect so I am...
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    2nd Cylinder Issue - 72 JOHNSON 125HP

    ASSISTANCE IS GREATLY APPRECIATED-<br /><br />I have a low hour 125 HP Johnson listed above and the second cylinder piston was hitting the electrode into the plug as I was using the incorrect plug. Now this cylinder is getting spark but not working properly. Any suggestions would be greatly...
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    1972 Johnson 125hp - 2nd Cylinder not funcitoning

    HELP!<br /><br />I recently ordered new spark plus for my top shape, low hour outboard above as I was not reaching top speed or RPM's while on the lake. I replaced them and still in the same situation. I have tested the plug wires for spark and they all are working properly. When removing...
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    1972 JOHNSON 125HP SPARK PLUG

    Help!<br /><br />I have a low hour 72 johnson listed above. I am trying to locate the correct spark plus for the motor but nobody carries the Chamption L77V the original manual it calls for. I have tried a NGK but it has an electrode which the original plugs to do, they have a surface spark...
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    Johnson 125 - at it again - Fuel Pump?

    HELP!!!<br /><br />I recently purchased 2 carb kits for about $30, new spark plugs - $35, new powerpack - $300, and now I am at a stand still. I believe the diapham in my '72 Johnson 125HP is leaking and causing a very very bad starting problem in my beautiful 100 Hour motor due to gas leaking...
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    SENSOR 1972 JOHNSON 125HP

    HELP ME!<br /><br />I RECENTY PURCHASED A POWERPACK FOR THE MOTOR LISTED IN THE SUBJECT AND SEEMS THAT I HAVE ANOTHER PROBLEM. IN TESTING THE SENSOR THE OHMS ARE READING AT ZERO AND ACCORDING TO MY REPAIR AMANUAL THEY SHOULD BE AT 4-6 OHMS. I NEED TO FINS A NEW SENSOR AND A FLYWHEEL PULLER...
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    what now- 72 125hp johnson

    HELP!! Anyone...<br /><br />I recently purchased as new powerpack that came with a new coil and installed them on my own as it was not diffult in the least but now the engine turns over but will not start. Before the powerpack went out it was very cold blooded but I thought it was probably due...
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    Pulse Pack Assembly- 72 Johnson 125hp V-4

    HELP!!!<br /><br />I recently went out to run my older outboard above and burnt a hole right through the old pulse pack. I have called around and the least expensive local establishment has it for apx $400 new. Any help would be greatly appreciated.<br />Ths motor runs great otherwise so I am...
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