my wild guess at the other cars, Denso valve. orifice
is for larger engines that may need this for keeping the vacuum more steady. and not bounce.
the flow. looks like this.
![[Image: egr-gas-profile.JPG]](http://www.fixkick.com/sensors/egr-gas-profile.JPG)
i dont blame you, its real pain to tune this ,
for me like a monkey playing Violin.
if the back pressure is too much, the horz axis above shifts right.
good luck to you.
stuff steel wool in the putt tube and hope it slows the putt putt down>?
is for larger engines that may need this for keeping the vacuum more steady. and not bounce.
the flow. looks like this.
i dont blame you, its real pain to tune this ,
for me like a monkey playing Violin.
if the back pressure is too much, the horz axis above shifts right.
good luck to you.
stuff steel wool in the putt tube and hope it slows the putt putt down>?
http://www.fixkick.com