In addition to amc's detailed procedure, you might want to have a look at this workshop manual for the Cougar 2.0L engine -
http://workshop-manuals.com/ford/co...is_and_testing/in-vehicle_repair/timing_belt/
Cheers
http://workshop-manuals.com/ford/co...is_and_testing/in-vehicle_repair/timing_belt/
Cheers