After going to the link and reading, I'm not sure exactly what he is talking about. It looks somewhat universal.
This is from the website.
"
Ford Ford Mustang 1983 3.8 Liter w/o Handling Package
Ford Ford Mustang 1979 4 Cyl & 6 Cyl, except Turbo
Ford Ford Mustang 1979 4 Cyl Turbo
Ford Ford Mustang 1982-1983 4 Cyl Turbo Only.
Ford Ford Mustang 1987-1992 4 Cylinder, 2.3 Liter
Ford Ford Mustang 1993 4 Cylinder, 2.3 Liter, Disc Rear
Ford Ford Mustang 1993 4 Cylinder, 2.3 Liter, Drum Rear
Ford Ford Mustang 1984-1986 4 Lug Wheels, 3.8 Liter w/o Handling Package
Ford Ford Mustang 1984-1986 4 Lug Wheels, except 3.8 Liter
Ford Ford Mustang 1979 8 Cylinder
Ford Ford Mustang 1980 All
Ford Ford Mustang 1981 All, thru 10/21/80
Ford Ford Mustang 1981 All, 10/22/80 thru 11/13/80
Ford Ford Mustang 1982 All, except 4 Cyl Turbo
Ford Ford Mustang 1981 All, from 11/14/80
Ford Ford Mustang 1983 Early, except 4 Cyl Turbo
Ford Ford Mustang 1983 Late, except 4 Cyl Turbo or 3.8 liter
Ford Ford Mustang 1983 w/ Optional 10" Rear Brake, except 4 Cyl Turbo
Ford Ford Mustang 1982 w/ Optional 10" Rear Brake.
Ford Ford Mustang II 1974-1978 All
Ford Ford Pinto 1974-1980 All
Ford Ford Pinto 1971-1973 Disc Brake Front Spindle.
Ford Ford Pinto 1971-1973 Drum Brake Front Spindle.
Mercury Mercury Bobcat 1975-1980 All
Ford Ford Mustang 1984-1986 SVO w/ 5 Lug Wheels, Disc Brake Rear
Ford Ford Mustang 1987-1993 V-8 Spindle Only, 5 lug
Ford Ford Mustang 1993 V-8 Spindle Only, 5 lug, Disc Brake Rear
Ford Ford Thunderbird 1987-1988 Turbo Coupe, 5 lug"