FW: Throttle Butterfly valve ramp

Jim Green jeg1976 at yahoo.com
Mon Dec 30 18:23:07 EST 2002

--- JShadzi at aol.com wrote:
> Jim, is there any provision in the throttle cam to
> provide a progressive opening, such as an ellipse or
> similar?  Each TB is designed for its application,
> even my VR6 TB with ramp could be considered jumpy,
> especially by stock standards, when you put such a
> big TB on a small displacement car, its always going
> to be an issue, usually why the factory chooses on
> the smaller side if they have the chance.
> But of course, jumpiness comes with the territory
> when you're building a high perormance, well
> breathing motor with really fast response, just like
> everything else.  If you want a nice, smooth, stock,
> progressive response, throw some intake restrictions
> and exh. back pressure in there, they'll smooth
> things right out  ;)
> Javad

Yep.  I honestly have no complaints about it. I guess
it just fits the rest of the car, stiff suspension,
and good power.  I used the arm from a KH TB to make
it move.

Jim Green
'89 90tq 034EFI, Haltech IG5

Do you Yahoo!?
Yahoo! Mail Plus - Powerful. Affordable. Sign up now.

More information about the quattro mailing list