NEED DRIVESHAFT!!

browermd

Recruit
Joined
Apr 30, 2004
Messages
1
Where can I get a used driveshaft for a 1969 Mercury 650 Serial # 2713323. I can't bring myself to pay the $400 for a new one!
 

NathanY

Commander
Joined
Mar 16, 2002
Messages
2,408
Re: NEED DRIVESHAFT!!

What is wrong with yours? You would probably be better off finding a complete motor of that vintage. Not only will you have all the extra parts you need, but you can probably find a complete motor for less than $400 in running condition.
 

WillyBWright

Fleet Admiral
Joined
Dec 29, 2003
Messages
8,200
Re: NEED DRIVESHAFT!!

Yeah, used motor or at least a used gearcase. Besides replacing the shaft, you have shimming procedures that are essential to keeping the gears from tearing eachother apart. Gearcases from 650s to 1400s will fit, but gear ratios differ. In many cases that can be compensated with different pitched props.
 

emckelvy

Commander
Joined
Jan 16, 2004
Messages
2,506
Re: NEED DRIVESHAFT!!

If your seal area under the water pump is eaten away on the driveshaft, there is a way to repair it without dissasembly.<br /><br />If it's not too rotted away, use what is called a "speedi-sleeve" or "redi-sleeve" to repair. Essentially a band of stainless steel which is pressed down the shaft and sits over the damaged area, to provide a smooth surface for the seal.<br /><br />You'll need a set of vernier calipers to be able to get down in there and measure the diameter(s) of the shaft, where the seals ride on it. Go to your local auto parts store (the one where they actually know something about cars!) and they can look up the correctly-sized sleeve(s) for the diameter you've measured.<br /><br />Just follow the directions on how to install the sleeve(s) and away you go. New seals, gasket and O-ring for the pump body and you're good as new!<br /><br />I would recommend also using a thin layer of Loctite Red to help seal and lock the sleeve to the shaft. If the shaft is really buggered up, you could as a last ditch effort use a bit of JB Weld or Marine Tex as a filler to stabilize the sleeve.<br /><br />Have done this to a number of motors with good success. Certainly beats spending $500 or more on an old motor! The sleeves run around $20 each.<br /><br />HTH and Good Luck...........ed
 

t3699

Cadet
Joined
May 18, 2002
Messages
18
Re: NEED DRIVESHAFT!!

Originally posted by matt brower:<br /> Where can I get a used driveshaft for a 1969 Mercury 650 Serial # 2713323. I can't bring myself to pay the $400 for a new one!
I have 650 motor that I am parting I will give you parts you need if you arrange and pay for shipping from pittsburgh pa
 
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