Did you try a 2000 Contour? Those #'s look different, because I also checked oxygensensors.com, and they were more expensive by $2 each. Maybe 98's and 00's have different part#'s?

Here is what I get for a 2000:

http://www.oxygensensors.com/catalog.php?PHPSESSID=8e5dd8981fc6222b0ee2b9e15a973fef&engine=V6-2.5L

Mark

2000 Black CSVT 3.0L Hybrid - 206fwhp & 195fwtq