In a message dated 9/13/99 2:44:36 PM Eastern Daylight Time, 
tomas.leveckis@analog.com writes:
<< I noticed an o2 sensor type element in exhaust manifold on each side
 of the motor.....is there 2 of them?????
  >>
    Yes, your V6 will have one monitoring each bank of cylinders...
Javad