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General discussion forum about the 240sx, and a great place to introduce yourself to the board!
THEADICTZ
Posts: 51
Joined: Wed Aug 31, 2005 7:06 pm
Car: 93 nissan 240sx

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whats that box type thing thats connected to the air filter box


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AZhitman
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Connected where?

One is emissions equipment (to the rear of the air filter box), below it is an intake resonator.

KDashy
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Car: '97 Nissan 240SX
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MAFS?

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BadMojo
Posts: 3946
Joined: Sat Feb 22, 2003 2:17 pm
Car: 2007 Mazdaspeed 3

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AZhitman wrote:Connected where?

One is emissions equipment (to the rear of the air filter box), below it is an intake resonator.
Just extracted my stock intake today. The resonator below the airbox is a weird plastic elephant trunk snorkel-lookin' piece of garbage.

I'd imagine he's looking at the Air Intake Valve. It's a black box with a hose running from it to the stock airbox. From the AIV assembly it runs in to the exhaust manifold. Unless I'm mistaken, it's purpose was to dump air from the intake in to the exhaust flow to improve the performance of the catalytic converter. A lot of folks remove it with no ill effects, as long as you plug up the hole in the airbox and exhaust manifold.

My AIV is going in the trash once I put on my Hotshot header. SPL makes a nice little plug for the hole in the header and you can just use those plastic vacuum line caps to seal up the hole in the intake. AFAIK, only S13's had this as Nissan seemed to abandon this particular piece of errrr... hardware fairly quickly.

THEADICTZ
Posts: 51
Joined: Wed Aug 31, 2005 7:06 pm
Car: 93 nissan 240sx

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nope i know what the maf looks like i think bad mojo is right

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BadMojo
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Car: 2007 Mazdaspeed 3

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THEADICTZ wrote:nope i know what the maf looks like i think bad mojo is right
The top of it kinda has ridges, right? If so, that's part of the AIV assembly.

Just out of curiousity, why do you ask? Having idle problems?

THEADICTZ
Posts: 51
Joined: Wed Aug 31, 2005 7:06 pm
Car: 93 nissan 240sx

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yea and can i take it off and but a breather type filter?

THEADICTZ
Posts: 51
Joined: Wed Aug 31, 2005 7:06 pm
Car: 93 nissan 240sx

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yea , can i take it off and put a breather type filter?

THEADICTZ
Posts: 51
Joined: Wed Aug 31, 2005 7:06 pm
Car: 93 nissan 240sx

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anyone have a quick release hub? i ordered one and tried to post a pic but it was to big and i got regular dial up so its being slow.Are they any good?


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