how to replace water pump on 1987 150 magnum 2

j_martin

Admiral
Joined
Sep 22, 2006
Messages
7,474
Re: how to replace water pump on 1987 150 magnum 2

where do you disconnect the shift linkage? and how hard is it to do?

Not hard at all. I would recommend getting a factory service manual which has step by step instructions for your engine.

You have to drop the LU, of course. There's a nut in the front, two nuts over the cav plate, and 3 bolts from the bottom, one of which is under the electrode. It just drops off. Driveshaft is splined, water tube goes through a seal, and the shift shaft is splined.

hope it helps
John
 

obpurdy

Cadet
Joined
Jun 1, 2009
Messages
6
Re: how to replace water pump on 1987 150 magnum 2

thanks for the reply. it will help me get started while i wait for the service manual to arrive. matt.
 

lprizman

Chief Petty Officer
Joined
Jul 9, 2009
Messages
440
Re: how to replace water pump on 1987 150 magnum 2

go on youtube, type in how to replace water pump on 150 merc and viola
 

obpurdy

Cadet
Joined
Jun 1, 2009
Messages
6
Re: how to replace water pump on 1987 150 magnum 2

thanks alot,that shows you everything i to do.
 

lprizman

Chief Petty Officer
Joined
Jul 9, 2009
Messages
440
Re: how to replace water pump on 1987 150 magnum 2

have abuddie help you put it back in and align the shift rod and water tube properly
 
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