What are these Hoses for and why would they be cut?

Nissan 300ZX technical discussion forum: Maintenance, performance, installations, modifications, how-to's and troubleshooting.
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Bdavis0389
Posts: 6
Joined: Wed Oct 29, 2014 9:26 am
Car: 1990 Nissan 300ZX TT

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does anyone know where these need to go or why they might be cut? thanks for the help

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itsa300zx
Posts: 1287
Joined: Sun May 31, 2009 9:39 am
Car: 1990 300zx NA W/TT swap
2011 Nissan Rogue S
2008 Highlander SR5
Location: up North

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They are AIV tubes, air injection valves! used for emissions. They inject fresh air into the exhaust pipes. Most people just delete the system on the earlier Z.

See link

http://s95014253.onlinehome.us/63104/137858.html
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Bdavis0389
Posts: 6
Joined: Wed Oct 29, 2014 9:26 am
Car: 1990 Nissan 300ZX TT

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Thank you. I was worried for awhile.
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