FYI, here is a list I have been compiling. You'll have to make the choice (find someone with the springs you want to get...)
I got this data:
SPRING..............FRONT.............REAR
Stock GT............400-500...........165-265
Stock Cobra.........400...............160
CCM Race............750-850...........200-300
CCM HD Race.........950-1050..........200-300
Eibach ProKit coupe.460-570...........200-250
Eibach ProKit vert..460-570 (1.5")....170-310
Eibach Sport (2")...660...............260
FMC "B".............425-530...........200-300
FMC "C".............650...............200-300
FRPP "R"............700-880...........200-260
Global West.........800...............160
Global West drag....680...............???
Global West comp....1000..............???
Griggs coil-overs.(recommend..........400#front)
Griggs NON-coilover rear..............350#
Griggs rear coil-overs................225 TA
H&R race............750...............265
H&R super race......1020..............300
Jamex (1.5")........450-550...........170-220
MAC....600,680,700,800,925....160,170,190,215
Susp Tech street....725...............230
Susp Tech comp......850...............280
Steeda sport(1")....650...............200-250
Steeda comp/street..700-850 (1.25")...250
Steeda full comp....850-1050 (1.35")..250
Susp Tech street....725...............230
Susp Tech comp......850...............280
Discalimer: Not exactly sure where I compiled it
from, nor its accuracy, but it appears to be ligit.
------------------
Darius Rudis
Roadracer: Home built t-arm/panhard suspension powered by an S-trimmed motor :-)
My Mustang Page