Quote:
Originally Posted by m4a1mustang
You've been given bad information. It's not exclusive to the Z, it applies to all cars.
If you start modifying your intake/exhaust you can alter the a/f ratio. Sometimes it gets far enough out of range that it needs to be corrected for safe operation.
There are also a host of other parameters that can be tuned to enhance the driving experience.
|
With mine; it was running very rich (even at idle). My mods were: short ram intake, HFC's, and CBE. The uprev tune cured the AFR issues and eliminated the o2 sensor issues.
It
is well worth the $$.