What do I do with all these hoses?

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DammitBobby
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What do I need to do with all these hose lines? This is all the hoses that came off the intake plastic pipe that goes to the throttle body. Especially that one big fat hose that is about 2 inches in diameter it looks like it goes somewhere in the radiator.


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nizmo240sx_22
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It's debateable on the "best" place but this should help.http://www.nicoclub.com/zeroth...65766

My understanding was the the hose you're referring to goes to the cold pipe. As the other two go the uncompressed metered air.Some tend to think otherwise.

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DammitBobby
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Ok what about that big one that is next to the radiator hose. It looks to be about 2 inches in diameter you can see it in the picture right above the cardomain logo.

MarkEmark
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uhh....the only 2" big hose that I see in the picture IS the radiator hose...(the cardomain logo is on top of it)....definitely not gonna want to disconnect that....if you're not referring to the radiator hose, i don't see any other 2" hose in that vicinity

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nizmo240sx_22
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I think, not sure, what you're talking about goes to a box. Just a silencer box or something. You can remove it with a couple of bolts.

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DammitBobby
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Look close in the picture I drew an arrow pointing to it.

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300max
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From what I understand (reading different posts on this forum)

1. hose coming off of the valve cover can be removed and fitted with a breather (a small air filter you can pick up at just about any auto store) or you can run this pipe into you air intake after the maf.

2. the hose to the right and below the throttle body (iacv) goes to the cold pipe before the throttle body.

3. the small hose supposedly can be left open to atmosphere

This is what I did, but mine is not up and running yet so I can't say for certain these work best.

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nizmo240sx_22
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300max wrote:3. the small hose supposedly can be left open to atmosphere
I'd run it to the uncompressed intake after mafs.

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fiznat
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Make sure you remove all of the vac hoses related to the charcoal canister first (I assume you're getting rid of it like everyone else). There is a galley of vaccum tubes that runs through (underneath) the intake manifold: metal looking tubes, there are 4 of them side by side. 2 are for the charcoal (atmosphere and a vac), and 2 are for one of the emission controll devices you wont be needing. So all 4 of those hoses can be tossed/capped/whatever. There is a BIG tube right next to the throttle body (I'd say about 1/4" ID), that goes to the cold pipe before the throttle body. Beyond that there arent any other vaccum hoses on the front that you should have to worry about as far as stock KA stuff. You will still have to do BOV/Wastegate vac lines but thats a different story.



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