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where to buy coolant bypass hose

andre#4

Well-Known Member
Does anyone know if there is an aftermarket version available of the coolant bypass hose that goes from the water pump to the intake? It is an s shaped hose. A small, tightly bent S shape. I have seen these for very high prices, but I am wondering if anyone has found a parts store type replacement. I assume these are same as Grand National, so there are tens of thousands of cars that need this, so there must be a place someone gets these things. I think the original part # was 25525245
 
Has anyone tried the goodyear hose, or any of the following replacements?

The part number is here, with corresponding numbers for other brands...

Goodyear 63190
acdelco [FONT=&quot]14174S[/FONT][FONT=&quot]
[/FONT][FONT=&quot]Gates #19603[/FONT]


Does the good year replacement hose actually fit?

Does it look somewhat correct?


I attached photos of the original design and the replacement design. The original seems to be a very tight s shape, sort of overlapping on itself, while these replacements are sort of a 1/2 swastika shape, rather than an "S" per se.

If you look at the original and then look at the replacement, the replacements don't look like they would work unless you bent them so much that they would kink. God knows I don't want to spend $60 on a $5.00 item. I would think with all the tens of thousands of buick regals that use this hose, there would be a proper replacement. I am just trying to establish what that is. If someone has used these replacements, I would like to know about it.

Prices for parts on these cars are insane. If you just saw the parts prices you would think the car was valuable. On what planet are these prices justified? Rolls Royce sells coolant hoses for these prices. But those prices are geared towards billionaires. Not poor owners of used, v-6/automatic firebirds!

Thanks

And, you know what, if gm would actually supply parts for this car, I would gladly pay. Well, if they were made somewhere in north america I would pay. But they don't. they abandoned this car when it was 3 years old. I remember in 1992 I could not get radiator hoses for this car.

Rolls Royce has their incredibly high prices, but if you call them and you need a part for a 1934 rolls royce, they will sell it to you. No such thing as discontinued. If it is out of stock, they get out the blue prints and put their people to work. In England. Not China. (gm makes most of their "genuine gm parts" in china. Probably in the same factories that make the stuff for autozone. I bought a pair of genuine gm parking light housings for the tta from a gm dealer, for $50.00 each. "MADE IN CHINA" is molded right into the parts, and black spraypaint oversprayed right on to the front of the amber lenses. There are dead bugs in the paint too. And they are not supposed to be painted anyway. Genuine indeed.)

 

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  • coolant bypass hose REPLACEMENT.JPG
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Those hoses (GoodYear) wont work in that space will just kink and block the water flow.

There's two correct S-hose reproductions out there, one being a silicon hose and the other one made like the originals ... not sure who the manufacturer might be as I've not seen any of them in person.

Gbodyparts.com carry the silicon s-hose:
GBodyParts.com Online

Ebay seller got the OEM style reproduction ...
Buick Grand National S shaped BYPASS Hose | eBay


I would still get the NOS one while you can get them ...
 
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