Bernd, if I'm thinking of the part that you're talking about, it is some
rough casting that didn't get milled out. I noticed this when I had the
manifold off, and ground them out. I've got some pics of it on my
webpage.... www4.ncsu.edu/~jdsmith4
_______________________________________
Jon Smith-------Raleigh,NC-------ICQ: 9720504
'95 318 auto CC 4x4 3.90 31" A/T's
JBA headers, dual glasspack, 14x3 FABM
F&B Stage I TB, MSD 8.5's, self-moded intake
MP SBEC, 180 degree thermo, ASP crank pulley,
16" Hayden elec. fan 0-60mph in 6.3
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
----- Original Message -----
From: Bernd D. Ratsch <bernd@texas.net>
To: <dakota-truck@buffnet.net>
Sent: Wednesday, August 25, 1999 9:16 PM
Subject: RE: DML: Street and performance - Now TB/Manifold Opening
>
> Ok....since we're on the subject of TB's and Manifolds (again),
>
> Has anyone noticed that when the stock (and modified) TB's are on the
intake
> manifold (and looking down the barrels at WOT), the center of both barrels
> have a manifold obstruction to flow around. To put it in easy to
understand
> terms: You open the blades all the way open and look through them into
the
> manifold.
>
> I know port-matching helps out for power gains (more on some than others)
> but has anyone tried to grind the center of the plenum to better fit the
TB?
>
> Bernd D. Ratsch
> Pflugerville, TX
> 1997 Dodge Dakota SLT/CC - 2WD
> http://lonestar.texas.net/~bernd/Dakota.htm
> bernd@texas.net
> ICQ: 39320084
>
>
>
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