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Posted (edited)

Looks like my gaskets on the lower unit are pooched, correct?  I thought it was just bad screw seals so changed the two out but this is what I got when I came home from a trip a few days ago... i've never changed out gaskets... I keep things basic (lower unit oil, plugs, winterization) as my skill level is very limited! Is this an easy fix? Is it definitely the gaskets? Thanks!

Lower unit 2.jpeg

lower unit 1.jpeg

Lower Unit 3.jpeg

Edited by siwash
Posted

Yup, gaskets otherwise you wouldn't have carnation milk running out there.  There's a bunch of you tube videos on how to replace them.  While you're at it, do the impeller, upper gaskets and lower gaskets.  iBoats.com has a lot of help.

  • Thanks 1
Posted (edited)

yup, dont run that motor at all except for in your driveway. I sure as hell wouldnt put that gear case under any load.

Also, did you potentially hit anything? wondering if youve bent your prop shaft and blown the seals out...lucky you, you see the oil leaked out...when mine blew the oil in my lower just mysteriously vanished, i assume into the lake at some point...was lovely to open my lower end after it blew up and found just some water....

Edited by AKRISONER
Posted (edited)
10 hours ago, Fisherman said:

I would suspect fishing line, it doesn't take much or much time for the line to destroy the outer seal. 

Wow... that sucks... I don't know though.. I noticed water in the lower unit last Nov when I drained the LU.  So, I suspect this could be a problem that was building.. or am I wrong about that? 

 

I watched a couple of how-to videos.. yikes, not sure I can pull that off! I am not confident when it comes to mechanical fixes, unfortunately! I also don't have all the tools for it.  May need to find someone to fix this.  

Edited by siwash
Posted

Problem building, well, once there's been something like fishing line that got into the seal, it's pretty much pooched and gets worse.  

Posted

So I had a chance to remove the prop this weekend. No fishing line but this doesnt look good... looks like bad corrosion.  I'm wondering if this motor is pooched.  

I got a guy but not sure I trust him anymore.  He's done repairs for me this past year but the motor is obviously not in good shape. Not sure I want to keep putting money into it. 
 

I'm near Schomberg - if anyone knows of a good mechanic, please PM me  

 

IMG_1770.jpeg

  • Sad 2
Posted
13 minutes ago, siwash said:

Not good huh!? Diagnosis? 

Engine itself seems to be OK, you need to look for another lower unit. Check out marinas and repair shops.

 

  • Thanks 1
Posted
1 minute ago, smitty55 said:

Engine itself seems to be OK, you need to look for another lower unit. Check out marinas and repair shops.

 

Never have had to do that.  Does it have to match HP, exact  model year etc? 

Posted
14 hours ago, siwash said:

Never have had to do that.  Does it have to match HP, exact  model year etc? 

I would think so for the most part. However, back in the day for example the OMC 9.9 and 15hp were the same except for carb jets and an intake spacer iirc.

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  • 2 weeks later...
Posted

sorry been out of town...youre gonna need a new lower unit. Generally lowers are actually fairly interchangeable within a horsepower and year range.

Whats odd to me is how bad your lower corroded...not sure how that happens unless youve got some kind of wild electrolysis going on?

The older the motor, obviously the tougher it will be to find a used lower. There are some companies that make knock off lower units too in the states, may be worth looking into? 

I personally would just dig in and try to find someone with a used yamaha they are willing to separate with. Problem is that those motors are so bulletproof, most people wont get rid of them unless they are really desperate.

Ahhh boats.... Break out another thousand!

Posted (edited)

Had a guy look at it and he said the same thing - really bad corrosion and couldn't believe how bad. He thought maybe it was used in salt water and not flushed... who knows? That is not the original lower unit.  Appears to have come off an evinrude. And yes I am shopping for a new lower unit and I have also considered another motor altogether.  I did see some Yamahas on marketplace.  
 

he also said that since the lower unit is pooched, that I shouldn't let that stop me from going out. Since it'll be either replaced or new motor sometime soon, just run it, snd replace the lower unit oil thst is lost after each trip.  It's now literally leaking out of the lower end.  I have the electric motor to back me up. I'm thinking if just going out and keep it to smaller lakes and not venturing too far out.  I mostly fish lakes no larger than sparrow... 

boat ownership is definitely an expensive "hobby" 

Edited by siwash
Posted
1 hour ago, siwash said:

Had a guy look at it and he said the same thing - really bad corrosion and couldn't believe how bad. He thought maybe it was used in salt water and not flushed... who knows? That is not the original lower unit.  Appears to have come off an evinrude. And yes I am shopping for a new lower unit and I have also considered another motor altogether.  I did see some Yamahas on marketplace.  
 

he also said that since the lower unit is pooched, that I shouldn't let that stop me from going out. Since it'll be either replaced or new motor sometime soon, just run it, snd replace the lower unit oil thst is lost after each trip.  It's now literally leaking out of the lower end.  I have the electric motor to back me up. I'm thinking if just going out and keep it to smaller lakes and not venturing too far out.  I mostly fish lakes no larger than sparrow... 

boat ownership is definitely an expensive "hobby" 

I'm not sure letting oil, that is "literally leaking out", pour into our lakes (especially smaller ones) is such a good idea.

 

  • Like 1
Posted (edited)

Perhaps...But how much damage can a few ml of oil have?  This is a temporary situation. 

 

those millions of cottages lining Ontario's lakes have created a lot more environmental damage... just the leaky septics alone... 

Edited by siwash
Posted

theres some pretty good small lakes around the province that you really can get by with a trolling motor in a pinch.

Our club had multiple 19+lb bags of bass come out of a very small lake last week. Heck if you go up into haliburton, theres massive largemouth and sneaky walleye in all sorts of small ponds.

  • Thanks 1
Posted (edited)

I actually hit Doe Lake (Katrine area but main lake) yesterday.. very little oil seemed to come out of lower end. I refilled it and tightened the screws.  I'll just keep an eye on it and top it up as needed.  

Doe is a gorgeous lake.  Only caught a few smallies.  One very respectable 4lber and the other feisty 1lbers... Was hoping to get into the walleye there.. apparently a decent lake for them.  

The highlight was the 4 bald eagles that were flying above me, two adult and what appeared to be two chicks (they were perched and calling out to the adults although they appeared to be nearly fully grown).  I've seen 6 bald eagles this year - the other two at Pointe au Baril and Sparrow... I hadn't seen one since 2013 way up north.  Seems like they are doing well!

The motor still seems to be running good, although at low idle is sometime stalls out or seems like it wants to...  I changed the plugs but no diff.. Not sure what that is about.  Maybe the fuel line is the next thing I check? 

I am either going to find that lower end or just get another motor.  The search continues! 

p.s. That launch on the south end of Doe SUCKS!! 

 

Edited by siwash
Posted
39 minutes ago, siwash said:

I actually hit Doe Lake (Katrine area but main lake) yesterday.. very little oil seemed to come out of lower end. I refilled it and tightened the screws.  I'll just keep an eye on it and top it up as needed.  

Doe is a gorgeous lake.  Only caught a few smallies.  One very respectable 4lber and the other feisty 1lbers... Was hoping to get into the walleye there.. apparently a decent lake for them.  

The highlight was the 4 bald eagles that were flying above me, two adult and what appeared to be two chicks (they were perched and calling out to the adults although they appeared to be nearly fully grown).  I've seen 6 bald eagles this year - the other two at Pointe au Baril and Sparrow... I hadn't seen one since 2013 way up north.  Seems like they are doing well!

The motor still seems to be running good, although at low idle is sometime stalls out or seems like it wants to...  I changed the plugs but no diff.. Not sure what that is about.  Maybe the fuel line is the next thing I check? 

I am either going to find that lower end or just get another motor.  The search continues! 

p.s. That launch on the south end of Doe SUCKS!! 

 

fished doe about 12 years ago, my friend caught the biggest pumpkinseed ive ever seen in my life.

stalling at low idle but it will start again no problem so its not flooding? Assuming its a carbed engine? Consider taking the carb out and cleaning it, things might be a little sticky. 

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