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Re: Throttle Body Mod.




this doesnt apply to the 16v TB does it??..I didnt see any restricting ring 
around my small opening..I have heard of a trick where someine increased 
the size of the crescent..which forced the second hole to open early.


Ryan

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|Ryan Schuermann			       ryan@nwpros.com|
|Technical Analyst			      zqft01@amoco.com|
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On Sat, 14 Sep 1996, Stephen Peterson wrote:

>         Okay for all you guys who want to know about the throttle body mod.
> here it is.  First, this technique might not be smog efficient but I
> seriously doubt if you would fail smog.  Anyways you can reverse if you want
> too. Okay first you need a screwdriver, a hammer, a piece of wood, and a
> nail, plus a allen head socket or wrench.  Basically what you are going to
> do is knock out the restrictor plug in your throttle body.  This way you can
> gain 5-7 hp, and believe me I did notice a difference.  It is a lot cheaper
> than buying a Neuspeed throttle body but the Neuspeed will probabaly give
> you over 10 hp. 
>         First you want to remove the throttle body with the allen head
> socket, I forget what size it is somewhere around six?  There are four of
> them.  Before you do this you want to remove all the vaccumm hoses and the
> accelerator cable. then you will see the throttle body with two holes in it.
> The smaller hole has  plug in it.  So it is a lot smaller than it should be.
> Knock the restrictor out with the screwdriver and hammer with the piece of
> soft wood(pine or something like that).  It is actually not that hard to do,
> place the screwdriver on the inside end so that you are hitting the thin
> edge inside the throttle body.  One or two good whacks and it will come out.
> Next use a thin nail to ream out the vaccumm hose hole.  You will see inside
> you new big hole. That is basically it, just remember to not to overtighten
> the bolts as to not strip them, as I learned painfully.  Also it might not
> be a bad idea to put a new gasket seal on the throttle body.  Also you might
> try putting in a K&N air filter at the same time to really open the air and
> get it flowing through there.         If anybody has any questions on this
> procedure just post a message.  Also if you do, do this modification tell me
> about it, i.e. what difference did you notice if any.
>                                                         Steve Peterson
>                                                         speterso@master.edu
>                                                         '78 Scirocco
>                                                         '73 Porsche 914 2.0   
> 
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