Bosch Motronic AFM Spring Tension - Further Comments

[Todd Knighton]

Matthew,
	What exactly do you want to know?  We turbocharge late model Porsche's
as a business and utilize the Motronics Fuel management modified in many
different ways for the appropriate system.
	Do you have a Carrera?  Or are you just interested in the EFI mods?

Todd Knighton
Protomotive Engineering
Email: knighton at net-quest.com


Matthew Wallis wrote:
> 
> >
> >  > 12. Our experiences with DIY modified EFI systems do not yield
> >  > measurable differences.
> Todd,
> 
> Can you give some more details on this change.
> 
> >
> >      We've taken 911 Carrera's from 214 hp Normally aspirated to
> >  250+hp normally aspirated and all the way to 765 Hp turbocharged, I tend
> >  to think that's measureable!!
> >  >
> >  > Conclusion: for DIY, it seems more cost effective to use carburetors and
> >  > a modern ignition system, leaving original EFI system intact for use later
> >  > at resale.