Im in need of some rear bushing to stop my clunking

http://ctamotorsports.com/ has the ones im after but might not have them in on time

its the ones on either end of the short bar i need, for a 98 contour

not sure if anyone else carries these or not, but if the ford ones wear out after 70,000 km i dont wana use theirs again

To be installed:
-New BAT H20 Metal pump (got it)
-Bosch Platinum plugs (got them)
-9mm fordracing wires (on order)
-rear bushings clunk clunk arg!
-Intake when $$ is available

Installed:
-17" BSA Rims and Kumho 712's
-Pioneer Deck and 5x7's
-Side markers, ding strips gone

My ride 98 2.5 ATX : http://members.rogers.com/putz1979/contour/tournoding2.jpg

computer for sale (1800/512meg/60gig.gf3) http://members.rogers.com/putz1979/computer.htm