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-   -   New water pump? (https://67-72chevytrucks.com/vboard/showthread.php?t=592324)

In The Ten Ring 08-12-2013 05:52 AM

New water pump?
 
Since I plan to replace the original radiator anyway, is this a good time to replace the water pump also?

Is NAPA or Advance Auto a good source for these? If not, who is?

jons70 08-12-2013 06:53 AM

Re: New water pump?
 
They'll be fine. Just have to give back your old one.... Usually.

I use a guy in a dumpy old industrial unit to rebuild my pumps or exchange. Great luck and cheap, not that a reman one from Advance or Napa will be all that expensive

TBONE1964 08-12-2013 06:59 AM

Re: New water pump?
 
Piece of mind is priceless. In my opinion, these water pumps are real easy to change and if you are on a budget, leave well enough alone. Check and make sure there is no play in the bearings and there is nothing seeping from the vent hole.

Lattimer 08-12-2013 07:09 AM

Re: New water pump?
 
I got mine from Advance and it seems to be fine.

slow-1 08-12-2013 09:43 AM

Re: New water pump?
 
Advance will sell you a new (not rebuilt) one for $31.99...no exchange.

http://shop.advanceautoparts.com/web...erm=water+pump

In The Ten Ring 08-12-2013 10:49 AM

Re: New water pump?
 
slow 1,

Cool man! As far as I know, nothing wrong with the original one and I'd like to just save it away on a "spare parts" shelf.

kcsa75 08-12-2013 02:06 PM

Re: New water pump?
 
Quote:

Originally Posted by TBONE1964 (Post 6216305)
Piece of mind is priceless. In my opinion, these water pumps are real easy to change and if you are on a budget, leave well enough alone. Check and make sure there is no play in the bearings and there is nothing seeping from the vent hole.

What he said.

Quote:

Originally Posted by In The Ten Ring (Post 6216549)
slow 1,

Cool man! As far as I know, nothing wrong with the original one and I'd like to just save it away on a "spare parts" shelf.

Be careful. Those "spare parts" shelves can get out of hand in a hurry and before you know it, A&E will be showing up at your front door for an episode of Hoarders. :lol:

slow-1 08-12-2013 02:14 PM

Re: New water pump?
 
Quote:

Originally Posted by kcsa75 (Post 6216846)

Be careful. Those "spare parts" shelves can get out of hand in a hurry and before you know it, A&E will be showing up at your front door for an episode of Hoarders. :lol:

My wife keeps threatening to call them on me.
Posted via Mobile Device

Lattimer 08-12-2013 02:29 PM

Re: New water pump?
 
Quote:

Originally Posted by kcsa75 (Post 6216846)
What he said.



Be careful. Those "spare parts" shelves can get out of hand in a hurry and before you know it, A&E will be showing up at your front door for an episode of Hoarders. :lol:

I have a real issue with that. if I let myself I would never throw anything away. So I actually force myself to throw out almost everything. Bit me once or twice when I needed something....


The flip side, my grandfather was a small engine mechanic. Had his own shop at home, and kept EVERYTHING. After he died we threw out like 4 five gallon buckets of old spark plugs.......and a whole lot more.

Tx Firefighter 08-12-2013 06:17 PM

Re: New water pump?
 
I've had a run recently where new pumps had bad castings. Not that they leaked or anything, just the castings were the wrong shape and other various annoyances like holes not lining up or the pulley flange was the wrong offset so they didn't line up. For this reason I've been sticking with only rebuilt pumps lately and make sure I can see a GM part number cast into the body.
Posted via Mobile Device

In The Ten Ring 08-12-2013 07:24 PM

Re: New water pump?
 
Tx Firefighter,

Now THAT is useful info!

Thanks.....everyone really. I hope to get into that part of it by the end of the month.

PatrickGMC70 08-12-2013 09:02 PM

Re: New water pump?
 
I got a new pump (well new to me - I'm not sure if it was reman.) Same casting number, but the pulley flange was different. Kinda of a pain to have to press off/on the flange from the old pump.

The other places around me (napa, advance, etc.) either wanted crazy money ($100+) or they had extra heater hose fittings that I didn't like the look of. I paid about $45 for mine plus the core I had to eat because my old one was cracked and not rebuildable.

Still, they're cheap insurance if you already have the coolant drained and everything else apart. If you have access to a press, I have a water pump rebuild kit I didn't use during my build. PM me if you're interested, but unless you have to have your original pump for some reason, a new pump is about the same price and without the rebuild hassle.Good luck.

Patrick
Posted via Mobile Device

MikeyMan 08-13-2013 06:46 AM

Re: New water pump?
 
Quote:

Originally Posted by Tx Firefighter (Post 6217224)
I've had a run recently where new pumps had bad castings. Not that they leaked or anything, just the castings were the wrong shape and other various annoyances like holes not lining up or the pulley flange was the wrong offset so they didn't line up. For this reason I've been sticking with only rebuilt pumps lately and make sure I can see a GM part number cast into the body.
Posted via Mobile Device

I had a similar situation recently.
Bought a "new" long pump from Pep Boys (Bosch, I believe) for a good price and no core required.

Painted it up and installed with new bolts too. When I tightened the fan/clutch to the flange, the pulley would not rotate. When I loosened it, it would rotate.

Turns out, my double groove pulley was tight to the casting. Seems like the pump casting was sticking out a little at the "fins" near the base of the pump. Since the pump was already mounted, I took my angle grinder and slightly notched the "fins" on the casting. This created enough clearance for the pulley to rotate freely.

Check your new pump vs. old to make sure everything matches and lines up properly. Watch your pulley clearance.


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