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Correct Fuel Pump Question

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Old Oct 20, 2008 | 11:25 AM
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Default Correct Fuel Pump Question

A friend of mine owns a 62 roadster and needs a new fuel pump. His question is, can he just go to Napa and buy one or where can he get one? His car is genuine and close to 90% correct and wants to know if buying a pump from Napa would not be correct? How about Ecklers or Corvette Central?

He also has a heater hose that needs replacing but it appears that it goes directly from the radiator through the firewall into the heater core. Does this need replacing as a whole or can it be patched?
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Old Oct 20, 2008 | 12:11 PM
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Originally Posted by biggrizzly
A friend of mine owns a 62 roadster and needs a new fuel pump. His question is, can he just go to Napa and buy one or where can he get one? His car is genuine and close to 90% correct and wants to know if buying a pump from Napa would not be correct? How about Ecklers or Corvette Central?

He also has a heater hose that needs replacing but it appears that it goes directly from the radiator through the firewall into the heater core. Does this need replacing as a whole or can it be patched?

$$$$$$$$$$$$$$$$$$$$$$$$$

My guess would be just how much does he want to keep it original. If he is looking to put on an exact replacement with the correct date, part number, etc. Get ready to put out some cash. If he simply wants a replacement to run on a driver, NAPA or any other good parts store should have one. It is just a matter of the correct amperage.

Not sure how the heater hose works on this unit. Someone with some knowledge in that area will chime in.

JMT.

Steve
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Old Oct 20, 2008 | 12:19 PM
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Do an ebay search for a 62 fuel pump. The partsladi has new AC Delco (almost identical but, without the AC marking) at a good price. Reproduction pumps (With the AC and proper numbers) are available at most Corvette restoration parts suppliers.

The 3/4" heater hose should go from the water pump through the firewall to a 90 degree copper reducer elbow from there a short length of 5/8" hose goes to the heater core. Be sure to get the proper 90 degree elbow (Paragon #799). A generic elbow from the local plumbing shop can allow the hose to slide off and fill the passenger floor with hot antifreeze. The 5/8 hose goes from the intake manifold to the heater valve nipple which should protrude through the firewall. Paragon Corvette supply has a diagram of the hose routing in their on-line catalog.

Dave T.
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Old Oct 20, 2008 | 12:20 PM
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The original/correct fuel pump was #4656. Aftermarket pumps are available they will work but are not correct. If you hunt around #4656 original pumps are available.
I would replace all the hoses if one needs it chances are they all do.
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Old Oct 20, 2008 | 12:29 PM
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Paragon has a replacement for the original #4656 that doesn't have the "AC" logo, but is otherwise the same as the original, for $58.00 (a correct one is $185.00). A replacement from NAPA may or may not have the inlet and outlet holes in the correct orientation to accept the original inlet elbow fitting and pump-to-carb line fitting.
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Old Oct 20, 2008 | 01:04 PM
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Grizzly:

I am not familiar with the #4656 fuel pump, but almost all of the pre-1967 GM fuel pumps were made to be easily rebuildable. So if your friend has the original, he can buy a rebuild kit from Paragon, Ecklers, Dr Rebuild, etc. or send to someone like Arthur Gould in New York for rebuilding work: phone (631) 269-0093.

Larry
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Old Oct 20, 2008 | 03:59 PM
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Hey guys - Thanks for the replies. I'm gonna copy these to him and let him in on the forum. He's not much of a forum kind of guy, just likes his Vette and Sailboat to enjoy the finer days!!!

If I got more questions I'll be back.
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Old Oct 20, 2008 | 04:41 PM
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GM still sells a replacement pump for that engine. I'd check there first. Last time I bought one, it was around $40 bucks.

The NAPA pump is much higher priced than GM.
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Old Oct 20, 2008 | 04:43 PM
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Originally Posted by Powershift
Grizzly:

I am not familiar with the #4656 fuel pump, but almost all of the pre-1967 GM fuel pumps were made to be easily rebuildable. So if your friend has the original, he can buy a rebuild kit from Paragon, Ecklers, Dr Rebuild, etc. or send to someone like Arthur Gould in New York for rebuilding work: phone (631) 269-0093.

Larry
I agree easy & cheap and you keep the original pump A no brainer
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Old Oct 20, 2008 | 05:34 PM
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Default Rebuild It!

These fuel pumps are made to be rebuilt - I even did it and kits are widely available; just pay attention to the orientation of the two little valves (metal and about the size of a quarter) when you take them out for replacement. I have a 3 page document I can email you that walks you right through the rebuild process.

Oh and I would not 'patch' a heater hose - if its failing in one place the rest is probably weak...replace the whole thing and save yourself an overheated engine and/or ruined interior carpet.

If he can't do these jobs there are plenty of places in Prince Frederick that do vintage car work (or there used to be 6 years ago when I lived there)

Last edited by Frankie the Fink; Oct 20, 2008 at 05:45 PM.
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Old Oct 21, 2008 | 03:02 PM
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OK - You guys are going to smack me....

MY friends's car is a '61 and not a '62. I know I'm not that good at IDing C1s. It has a 283 in it.

Does this change any of the information above especially about the heater hose?

Thanks
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Old Oct 21, 2008 | 03:19 PM
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Originally Posted by biggrizzly
OK - You guys are going to smack me....

MY friends's car is a '61 and not a '62. I know I'm not that good at IDing C1s. It has a 283 in it.

Does this change any of the information above especially about the heater hose?

Thanks
Not as far as my advice goes..
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Old Oct 21, 2008 | 03:32 PM
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OK - You guys are going to smack me....

MY friends's car is a '61 and not a '62. I know I'm not that good at IDing C1s. It has a 283 in it.

Does this change any of the information above especially about the heater hose?

Thanks
61 and 62 should be the same.

Dave T.
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Old Oct 21, 2008 | 04:07 PM
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The information that I posted is the same for 61.
Just a suggestion: pick up a few vendor catalogs they have good diagrams with part numbers and applications.
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