WTB: CA18DET INTAKE MANIFOLD

Discuss topics related to the CA18DE and CA18DET series engines.
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Ca18det240sxchk
Posts: 125
Joined: Sat Oct 21, 2006 1:05 pm
Car: nissan 240sx swapped ca18det
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i need a ca18det intake manifold, i think mine has a leak in it, i hear a really high whistling sound comming from it i put my ear right next to it and was hearing a leak!!!


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davidricardo86
Posts: 604
Joined: Wed Sep 14, 2005 7:42 am
Car: 1992 Nissan 240SX SE

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Ca18det240sxchk wrote:i need a ca18det intake manifold, i think mine has a leak in it, i hear a really high whistling sound comming from it i put my ear right next to it and was hearing a leak!!!
It unlikely that your intake manifold is "leaking." Youre probably hearing a hiss from a vacuum port or hose connection that is loose. The intake manifold has three gaskets, one for the throttle body, one for the Idle Air Control Valve and the rear one for the some coolant/vacuum lines. Try hearing from either of these spots. Check to see that all hoses are not leaking. Check for obvious signs of cracks and such. Good luck on the find.

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MasterZenki
Posts: 215
Joined: Sun Aug 20, 2006 8:34 am
Car: 1990 240sx

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davidricardo86 wrote:
It unlikely that your intake manifold is "leaking." Youre probably hearing a hiss from a vacuum port or hose connection that is loose. The intake manifold has three gaskets, one for the throttle body, one for the Idle Air Control Valve and the rear one for the some coolant/vacuum lines. Try hearing from either of these spots. Check to see that all hoses are not leaking. Check for obvious signs of cracks and such. Good luck on the find.
speakin of this...the IACV --- thats the thing with the hex bolt to adjust idle right?? if it is...eversince i messed with it it hisses even if its fairly tightened...

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tyrannix
Posts: 2069
Joined: Wed Apr 06, 2005 12:37 am
Car: go big or go home

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"DANGER TO MANIFOLD"

seriously... somone had to do it

but try the soapy water in a spraybottle trick to visually see leaks (under boost)


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