Laura the sill plate part # is 2M5Z5413208DA they sell for 37.77 each. SVTFERN don't let them overlook the clutch. I recall reading past posts about guys with this problem who had 3 and 4 trannies replaced before Ford realized the problem was with the clutch. If only the old forums were online for refrence.

99 CSVT Green/Tan # 84 of 2760 Built on Wednesday, September 30, 1998 15.376 @ 92.00 MPH Stock 75,000Km 96 Contour GL 2.5L V6 ATX 170,000Km