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Hose size for AST to Overflow tank?

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Old 03-15-06, 02:51 PM
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Hose size for AST to Overflow tank?

Hey guys... just about to replace the hose that connects the AST to the overflow tank.... Can someone tell me the size of the hose? like diameter of it.. and how much length would i need?

Thanks

Eric 93red twins
Old 03-15-06, 04:06 PM
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Originally Posted by 93red
Hey guys... just about to replace the hose that connects the AST to the overflow tank.... Can someone tell me the size of the hose? like diameter of it.. and how much length would i need?

Thanks

Eric 93red twins
The hose connecting to the AST right below the radiator cap? It's about 2" around, and about 13" in length on mine.
Old 03-15-06, 04:32 PM
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Originally Posted by TrevorC
The hose connecting to the AST right below the radiator cap? It's about 2" around, and about 13" in length on mine.
Uhm...that sounds like you're talking about the upper coolant hose. The one from the AST is smaller and hoses are measured in ID (inner diameter) as far as I know, 2" would be a too big for the AST.
Old 03-15-06, 04:40 PM
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I think the AST overflow hose is 1/8"-3/16" ID.

There is no hose to the AST that is "2 inches around"...
Old 03-15-06, 07:44 PM
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does anyone know forsure?
Old 03-15-06, 08:17 PM
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Why not just buy the OEM part (N3A1-15-380C)? Those hoses are usually $10-$15 bucks or so from Ray.
Old 03-15-06, 08:41 PM
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Originally Posted by moconnor
Why not just buy the OEM part (N3A1-15-380C)? Those hoses are usually $10-$15 bucks or so from Ray.
Got one here in my hand. it's 7mm id or just over 1/4 and about 34" long. $17.44 from Ray
Old 03-16-06, 01:44 AM
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Originally Posted by Kento
I think the AST overflow hose is 1/8"-3/16" ID.

There is no hose to the AST that is "2 inches around"...
2 inches in OD (outside diameter).....

but I didn't know you wanted it measured in ID.
Old 03-16-06, 02:37 AM
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Use The ******* Search Function!!!!
Old 03-16-06, 02:51 AM
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Originally Posted by TrevorC
2 inches in OD (outside diameter).....

but I didn't know you wanted it measured in ID.
sorry that is the wrong hose. gadd has the right one though.
Old 03-12-08, 07:38 PM
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So those of you who moved your AST, where did you get your coolant hose from?
Because right now Im using emissions hose and I want to use coolant hose but can't find any vendors. (stock hose wont work for my location)
Old 03-13-08, 12:53 AM
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autozone ftw....
Old 03-13-08, 01:16 AM
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Originally Posted by TrevorC
2 inches in OD (outside diameter).....

but I didn't know you wanted it measured in ID.
Oh dear
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