using smoke to find vacuum leaks?

Larry C Leung l.leung at
Sun Sep 2 20:44:38 EDT 2001

If you find an answer to this, PLEASE let me know. Can't find my leak,
and I've been replacing hoses wholesale with no positive results. Propane
has been entirely useless.



On Sun, 2 Sep 2001 11:55:28 -0700 (PDT) Joel Lenorovitz
<jlenorovitz at> writes:
>Anyone know of a good way to set up a smoke system that can be hooked 
>up to the
>induction system to try and visually find an air leak - short of 
>buying some $950
>system, that is?  This seems like the fastest, easiest way to diagnose 
>a leak, and a
>hell of a lot more scientific than carb cleaner or propane (especially 
>when there
>are no idle problems).  Does anyone have this sort of product in a one 
>use can for
>the shade-tree mechanic (and, if not, why not)?
>If I can't find such a product, I'm thinking maybe I can fall back on 
>my childhood
>experience of making dry ice bombs and rig up some sort of system with 
>CO2.  Or I
>suppose any kind of smoke would be OK provided I flush it out of the 
>system with
>regular air before running the car.  Anyway, any advice or tales from 
>would be helpful.  Thanks,
>Do You Yahoo!?

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