[ba] tweaking the Bosch CIS, is possible?
ti at amb.org
Wed Jun 2 14:18:28 EDT 2004
audion at serversmiths.com writes:
> Is there any type of "chipping" or whatever available for the early
> 80's CIS injection? From memory I'm thinking that these are pretty
> rudimentary systems and that the chipping stuff didn't get started
> until later in the evolution of fuel injection.
You're talking about an early 80s CIS coupe, right? The ECU that controls
fuel mixture really only handles the oxygen sensor loop and nothing else,
and it's an analog unit (so there is no "code" to upgrade or modify).
> If that's not possible is there anything to be had from a K&N filter
> and a larger capacity exhaust system or am I just kidding myself?
Opening up the exhause usually yields tangible benefits. You can
skip the K&N. It just leaves an oily mess inside your airbox.
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