Here are the weight specs for 1986 fox's.
I have them for all years, so if you're interested ina specific one let me know.
notch lx 2,601lbs
hatch lx 2,661lbs
vert lx 2,908lbs
hatch gt 2,976lbs
vert gt 3,101lbs
now check out the 1984 weights:
hardtop l 2,538lbs
hatch l 2,584lbs...