2001 9.8 2stroke leak!!!!

andyrmilwaukee

Petty Officer 2nd Class
Joined
Jun 21, 2008
Messages
102
ok so I finaly got the trailer and boat all set was ready to go fishing when I noticed a leak where the lower unit meets the shaft, I dont know a whole lot about motors so I am posting some pics incase my terminoligy is bad. the leak is not comming from the oil fill or vent holes.
 

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pvanv

Admiral
Joined
Apr 20, 2008
Messages
6,570
Re: 2001 9.8 2stroke leak!!!!

Assuming you have a 2-stroke (what is the precise model?)...

Looks like typical unburned fuel/oil residue. Nothing to worry about.
 

pvanv

Admiral
Joined
Apr 20, 2008
Messages
6,570
Re: 2001 9.8 2stroke leak!!!!

Yes. That was the first gap where the goo could follow gravity out of the exhaust housing. You may also see that stuff inside the prop hub from time to time/
 

Sea Rider

Supreme Mariner
Joined
Sep 20, 2008
Messages
12,345
Re: 2001 9.8 2stroke leak!!!!

would that come out at the seam like that?

Re torque under tail bolts if slightly loose, if the gap still exists, fill with some plastic cement or grey silicone, eventually what was exiting from exhaust gap, will exit through prop. Check you gas/oil mixture 50:1, probably been adding to much oil.

Happy Boating
 

andyrmilwaukee

Petty Officer 2nd Class
Joined
Jun 21, 2008
Messages
102
Re: 2001 9.8 2stroke leak!!!!

thanks guys!!! The old owner was running 25 to 1 mix and i just got the motor carb cleaned and have run only about 2 galons of 50 to 1 through it boat teach said the same thing you all did
 

Sea Rider

Supreme Mariner
Joined
Sep 20, 2008
Messages
12,345
Re: 2001 9.8 2stroke leak!!!!

thanks guys!!! The old owner was running 25 to 1 mix and i just got the motor carb cleaned and have run only about 2 galons of 50 to 1 through it boat teach said the same thing you all did

So the last owner was eternally breking-in the engine at 25:1 :D will take some time to get rid of pre existing oil junk through prop.

Happy Boating
 
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