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Vn idle problem

bobbymicha

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I recently baught a 5 speed manual vn, the other day i pulled out the belmouth restricter out of the manifold ever since then my car has been idling at 1000rpm can anyone tell me anything about it if they know
thanks.
 

Not_An_Abba_Fan

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Put it back in. It doesn't give you any more power.

You probably have a vacuum leak now between the TB and manifold.
 

strgas

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the belmouth restricter you refer to is there to smooth out the air flow thru the manifold and reduce rough idle , refit it and check your base engine tune
 
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