Spring and Strut Insert Data

 

Stock Spring and Damping FSM Data
 

	73	73 European	75-77 Coupe	75-77 2+2	82
front spring (lbs/in)	83	83	103	115	127
rear spring (lbs/in)	104	104	128	128	126
front strut (comp/exp lbs/in)	44/88	110/220	66/121	66/121	88/309
rear strut (comp/exp lbs/in)	44/88	110/220	66/121	66/121	99/309

73 Coupe

Front Spring 8.5 turns 14.7" 83.0 lb/in
Front Damping at 0.98ft/sec 88lb(expand) 44lbs(compress)
Front Damping at 0.98ft/sec 220lb(expand) 110lbs(compress) EUROPEAN

Rear Spring 10.65 turns 14.5" 103.6 lb/in
Rear Damping at 0.98ft/sec 88lb(expand) 44lbs(compress)
Rear Damping at 0.98ft/sec 220lb(expand) 110lbs(compress) EUROPEAN

75-77 Coupe

Front Spring 9.5 turns 15.98" 103.0 lb/in
Front Damping at 0.98ft/sec 121lb(expand) 66lbs(compress)

Rear Spring 8.5 turns 15.43" 127.7 lb/in
Rear Damping at 0.98ft/sec 121lb(expand) 66lbs(compress)

75-77 2+2

Front Spring 8.5 turns 15.71" 115.04 lb/in
Front Damping at 0.98ft/sec 121lb(expand) 66lbs(compress)

Rear Spring 8.5 turns 15.43" 127.7 lb/in
Rear Damping at 0.98ft/sec 121lb(expand) 66lbs(compress)

Euro springs from Nissan Motorsports or MotorSport Auto

122 lbs/in front, 142 lbs/in rear

 

Eibach from Nissan Motorsports or Motorsports Auto

183 lbs/in front, 154/212 lbs/in rear "progressive rate")

 

ArizonaZCAR

180 lbs/in front, 200 lbs/in rear

 

Motorsport Springs

182 lbs/in front, 205 lbs/in rear

 

Tokico Springs

185 lbs/in front, 200 lbs/in rear

My Bed Springs

1,000,000 lbs/in