Adhesive 847 alternative

LindenLongRods

Petty Officer 2nd Class
Joined
Jul 10, 2007
Messages
192
Replacing water pump and calls for adhesive 847. Is there an alternative at Home Depot or Lowes? Thanks
 

HighTrim

Supreme Mariner
Joined
Jun 21, 2007
Messages
10,486
Re: Adhesive 847 alternative

For what, underneath the impeller plate?
 

boobie

Supreme Mariner
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Nov 5, 2009
Messages
20,826
Re: Adhesive 847 alternative

The 847 is the old OMC M sealer which was used for years. If the manual calls for it, I'd use it. It's good stuff and really seals good.
 

TrueNorthist

Petty Officer 1st Class
Joined
May 16, 2012
Messages
229
Re: Adhesive 847 alternative

I also recommend 847 if you can get it, but I have used Ultra Grey on waterpump bases with some success over the years.
 

HighTrim

Supreme Mariner
Joined
Jun 21, 2007
Messages
10,486
Re: Adhesive 847 alternative

Yeah use the 3M under the impeller plate, and OMC Gasket Sealing Compound on the housing bolt threads.
 

LindenLongRods

Petty Officer 2nd Class
Joined
Jul 10, 2007
Messages
192
Re: Adhesive 847 alternative

Adhesive 847 is being used for o-ring under the housing between the metal cup. and also the cup to the housing
 

boobie

Supreme Mariner
Joined
Nov 5, 2009
Messages
20,826
Re: Adhesive 847 alternative

Also use omc gasket sealing on the impeller hsg base when you install it. Or Permatex # 3.
 
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