Re: Throttle Body Mod.

[David Ian Utley <diutley@telepath.com>]

At 09:57 PM 9/14/96 -0700, you 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   
>I assume you did this on the Scirocco I of yours?  Would this mod work on
CIS-E as well as CIS?  Where is this hole you made?  In between the
butterflies?  Please let me know.
\
TIA

David
                   

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