---Mark McCulley <raven@HALCYON.COM> wrote:
>
> Following a recent tuneup (plugs, rotor, cap) and O2 sensor change my
> mileage has dropped almost 3mpg (from ~18 to ~15). I just replaced
parts and
> did not change the timing or CO settings. Could the new O2 sensor be
causing the FI to run
> richer somehow?

ALWAYS suspect the O2 sensor.  Look for carbon in the tail pipe.

TBill
83.5 Westy (for sale)
_________________________________________________________
DO YOU YAHOO!?
Get your free @yahoo.com address at http://mail.yahoo.com