Lower Unit problem

izuizme

Petty Officer 3rd Class
Thread starter
Joined
Jul 5, 2003
Messages
97
I need some machanical know how..
I NEED TO REMOVE THE BEARING HOUSING on a 1979 Johnson 200txl79a. There is an oil leak and it won't hold pressure. So I want to replace the driveshaft o-ring # 5 on diagram (part #0314728) and driveshaft oil retainer's #7 on diagram (part #0321453).

The 4 bolts came out easy but the housing seems to be frozen. Prying it out may damage lower unit. Thanking U in advance..!!
 

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Joe Reeves

Supreme Mariner
Joined
Feb 24, 2002
Messages
13,262
Re: Lower Unit problem

That housing is simply a tight fit. Use two large screwdrivers, one on each side to wobble it up and out of the gearcase.
 

izuizme

Petty Officer 3rd Class
Thread starter
Joined
Jul 5, 2003
Messages
97
Re: Lower Unit problem

Thanks..... I'll give it a try
 

Gary H NC

Fleet Admiral
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Dec 1, 2005
Messages
8,972
Re: Lower Unit problem

Soak it overnight with some PB Blaster and give it some light taps with a hammer...
 

James R

Commander
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Feb 1, 2007
Messages
2,681
Re: Lower Unit problem

It is quite common that the bearing housing will not come out. I usually have to apply slow but considerable heat to the casing to make it expand before the housing will come free. Best done by a professional.
 
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