Re: Another thing about throttle bodies...

[quk@isham-research.demon.co.uk (Phil Payne)]

In message <301ed1bb.24fe854f@aol.com> OorQue@aol.com writes:

> A while back, there was an article in Cars & Car Conversions (a UK magazine)
> in which their tech editor, Dave Walker, discussed this very issue.  On the
> Ford Pinto motor he was using, he found airflow increased when the throttle
> plate is opened about 5 degrees less than wide open ... he theorized that
> this allowed the intake charge to bounce off the plate and get a straighter
> shot into the port.

A long time ago I had a Passat with an I5.  Optimum performance (defined
as the closest possible approach to redline in fourth gear) was obtained
with the accelerator lifted just a fraction off the stop.  Quite
noticeable on the Autobahn.

--
 Phil Payne
 UK Audi quattro Owners Club
 Phone: 0385 302803   Fax: 0870 0883933