my Z is making a noise similar to a turbo..

Nissan 300ZX technical discussion forum: Maintenance, performance, installations, modifications, how-to's and troubleshooting.
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midnightpurpleZ
Posts: 15
Joined: Tue Apr 06, 2010 8:24 pm
Car: 1992 nissan 300zx
Location: Oceanside

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it sounds like a very loud vacuum leak ....or at least thas wat i thinkmy friend said it might be a loose belt....it sounds kinda cool though..... but since its not normal im gettin a bit worried..wat do u guys think it is...


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NolimitZ32
Posts: 7042
Joined: Fri Jun 27, 2008 9:07 am
Car: 91 AG2 2+0 TTMT swap/E39 BMW 540i6/E53 4.6is Dinan S3
Location: Houston, TX

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Is it a hissing or does it sound like a miniture jet engine? if its the latter and it does it with revs then its your fan clutch.

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midnightpurpleZ
Posts: 15
Joined: Tue Apr 06, 2010 8:24 pm
Car: 1992 nissan 300zx
Location: Oceanside

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yea like a hissing/ whistle that gets louder as i rev....

soo fan clutch?


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