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Water Pump Question
https://slantsix.org/forum/viewtopic.php?t=18249
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Author:  60 Pioneer [ Mon Jun 26, 2006 8:01 pm ]
Post subject:  Water Pump Question

I pulled my water pump on my '60 Slant to replace the gaskets...and found a metal impeller on the back. I need to remove this impeller to replace the backing plate gasket, and it looks like it is pressed on the shaft. I tried using a puller, but it didn't seem to budge.

My (1960) service manual shows a plastic impeller that you break to remove and service, so I'm guessing that this is not the original water pump. I'd like to re-use this pump because the bearings spin just fine.

Any suggestions for removing this impeller, or should I just replace the whole pump?

Thanks, again, for any and all advice.

Bill

Author:  SlantSixDan [ Mon Jun 26, 2006 8:11 pm ]
Post subject: 

Water pumps are cheap and widely available; just throw on a new one. If your metal impeller is cast iron, it would be removable by means of an appropriate puller. The plastic ones are "one use only". If your metal impeller is stamped steel...well, I'm not sure if those can be re-used or not, truth to tell.

Author:  CStryker [ Mon Jun 26, 2006 8:21 pm ]
Post subject: 

Hmm... on all the ones I've played with (only 3 or 4), you could wiggle the plate around enough to slide the new gasket in without too much trouble if you were willing to play with it long enough. They all had the stamped steel impeller.

Author:  SlantSixDan [ Mon Jun 26, 2006 8:25 pm ]
Post subject: 

I'm assuming the original gasket was cemented to the metal plate and therefore cannot be cleaned off completely.

Author:  emsvitil [ Mon Jun 26, 2006 9:01 pm ]
Post subject: 

Quote:
Hmm... on all the ones I've played with (only 3 or 4), you could wiggle the plate around enough to slide the new gasket in without too much trouble if you were willing to play with it long enough. They all had the stamped steel impeller.

What he said......

Author:  emsvitil [ Mon Jun 26, 2006 9:03 pm ]
Post subject: 

Quote:
I'm assuming the original gasket was cemented to the metal plate and therefore cannot be cleaned off completely.

I managed to clean both sides up with a razor-blade scraper (there was just enough room)

Author:  60 Pioneer [ Mon Jun 26, 2006 9:04 pm ]
Post subject: 

Yeah, the impeller is stamped steel. I don't see any way of removing it. I soaked it with WD40 the last 2 night, and got on it pretty good with the puller, and it didn't move...and I didn't want to damage it.

The gasket is glued to the housing and not the plate, so maybe I got lucky. I'll see if I can clean up the gasket surfaces enough and worm a gasket between the plate and the housing.

Otherwise, I'll pick up a whole new unit.

Thanks again, guys, for all your help.

Bill

Author:  Ice Titan [ Tue Jun 27, 2006 3:07 pm ]
Post subject: 

I had to replace mine while out of town in the dark. I think I paid maybe $30 or so from Advance. I noticed while disassembling that the bolts were a little used looking. OK, they didn't look like they were put back in their original holes. I think the threads on two of them may be chewed up a bit. Any suggestions on replacement bolts? And if I do replace them, can I do it one bolt at a time so I don't have to reseal the gasket?

Author:  SlantSixDan [ Tue Jun 27, 2006 3:47 pm ]
Post subject: 

Regular hardware-store bolts will be fine (stainless if you want to get fancy about it), and yes, you can replace them one at a time.

60 Pioneer: WD40 is useless as a penetrant!

Author:  CStryker [ Tue Jun 27, 2006 8:28 pm ]
Post subject: 

While on the subject, the waterpump on the '78 Volare engine I got from the JY had a socket headed capscrew instad of the standard hex heads in one of the holes. I'm fairly certain it was the original waterpump, so it got me to thinking; aside from making it a pain in the neck, what was their reasoning for doing such? My '82 wasn't like that, but I doubt it was unmolested.

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