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    Fuel problem

    I have a 97 DT40 pull start that starts and runs fine but after running for awhile it starts loosing speed at wot. It feels like the engine is pulsating. It I pump on the bulb it picks back up for 30-40 seconds and then starts the same thing again! It never dies out and running at 1/2 or 3/4...
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    Cracked cylinder walls!

    Will an outboard run with both cylinders cracked? I have a 1982 Mariner 25hp that was given to me. At the time it had a cracked water jacket that I repaired and then had to replace the water pump and impeller! Finally got it running this weekend and on the muffs it runs great but when it is...
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    Help Please!

    I have a 1982 Mariner 25 hp ser # 695-311253 that I had to replace the impeller and the pump housing on! I did this today and started the motor and there was still no water comming out of the tell tale! I took everything apart and checked it all again and the only problem that I can find is that...
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    Water Pump seal

    I have an 82 Mariner 25hp serial # 695-311253. I have to replace the water pump housing which is on order, and from the schematics that I have found it shows a seal that goes between the metal cup and the housing itself. The problem I have is that the seal in question (part #94807m or 95653m) is...
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    Rewind spring replacement

    I have an 82 Mariner 25 serial #695-311253 and have to replace the pull cord rewind spring on it! Anyone have any info on doing this? I have done it on a 65 Merc39 but know this one is gonna be diffrent! Thanks
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    Help!

    I replaced the impeller on my 82 Mariner 25M today and when I started it up there was still no water pumping thru! I dropped the lower unit again and tried putting water up the pipe and it went up and came out no problem! Then I sprayed water into the pump thru the water oulet and water came out...
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    Mariner impeller replacement tips!

    I have to replace the impeller on my 1982 Mariner 25M! I have replaced one on a Merc39 3.9hp so I have experience but am just wondering if there is anything diffrent that I need to know! I see halfway up the shaft you can see the shift rod and it looks like it seperates in that spot by way of a...
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    Cracked cyl wall?

    HI I was given a Mariner 25M from a guy that I work with. He told me that he had it running last weekend but it has a problem! I believe there is a crack in the cylinder wall! He has it covered up with JB weld but didn't do a very good job and he said it leeks when running. I haven't been able...
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    Mariner 25M Yr info

    I am looking for the year of my Mariner 25M serial # 695311253!
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    Merc39 Gear oil?

    I have a 65 Merc39 that I have had for 3 years now. I have been looking on the net and have seen posts regarding gear oil. I have had this motor apart a few times and have not seen a place to put gear oil. Where would this be located? I figure if it uses it, it probably needs to be changed by...
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    Help with year and info!

    I was given a Evinrude outboard from my brother in law and am trying to find out the year and any other info! The plate is missing so I don't have the serial number. It is a 6hp and there is a number on the carb is 38866. The only other number I could find is a small silver circle plug looking...
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    Water pumping problem!

    I have a 65 Merc 39. You guys helped me out with it a couple of years ago, but now I have another question! When I put it in the water this year, it wasn't pumping water again. My first thought was the impeller was gone so I dropped the bottom end and the impeller was fine. My second thought was...
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    Spark plug gap

    Does anyone know the proper gap for a 1965 Merc 3.9? I know it's here somewhere but can't find it! Thanks
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    Changed impeller, still no water

    I changed the impeller on my '65 Merc 3.9 as the old one was shot big time but after taking it out in the water today it still was not spitting any water out of the exhaust hole. It is together right with the water tubes together. I checked and water goes thru the hole on the bottom, past the...
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