> > This probably the perfect bypass/pop-off valve for a high boost N9Txx,
> the
> > one from a Porsche 911. Bosch P/N 0 280 142 108
>
> What have you found out regarding fuel regulators? Also, is the
> bypass valve only usefull on manual shift cars?
Its mandatory on high boost manual shift but I'd say recommended for auto
>
> Oh, btw Jim, the ID at the mouth of the AFM is 2-5/8 but inside
> the rectangle passage is 1-3/4 x 2.
>
Thanks