PSI Springs
PSI Combines the world's finest materials with the expertise needed to create the modern racing industry's #1 valve spring! Specially designed for racing applications, PSI springs have captured more professional racing championships than any other brand. with their excellent strength and dynamic stability, these springs are a great value for anyone looking to improve the performance of their valvetrain.
Assembly
LOAD 1:
440.0
+/-
20.0
LBS
Height
Load
HEIGHT 1:
2.300
IN
2.500
244.8
LOAD 2:
1465.0
+/-
60.0
LBS
2.450
293.6
HEIGHT 2:
1.250
IN
2.400
342.4
OUTSIDE DIAMETER:
1.545
+/-
0.010
IN
2.350
391.2
INSIDE DIAMETER OUTER:
1.065
+/-
0.010
IN
2.300
440.0
INSIDE DIAMETER INNER:
0.725
+/-
0.010
IN
2.250
488.8
SPRING MASS (REF):
167.0
GRAMS
2.200
537.6
2.150
586.4
2.100
635.2
2.050
684.1
2.000
732.9
1.950
781.7
1.900
830.5
1.850
879.3
1.800
928.1
1.750
976.9
1.700
1025.7
1.650
1074.5
1.600
1123.3
1.550
1172.2
1.500
1221.0
1.450
1269.8
1.400
1318.6
1.350
1367.4
1.300
1416.2
1.250
1465.0
1.200
1186.8
SPRING RATE:
976 LBS/IN
MAX COIL BIND HEIGHT:
1.180 IN
Assembly
LOAD 1:
370.0
+/-
20.0
LBS
Height
Load
HEIGHT 1:
2.300
IN
2.500
174.8
LOAD 2:
1395.0
+/-
60.0
LBS
2.450
223.6
HEIGHT 2:
1.250
IN
2.400
272.4
OUTSIDE DIAMETER:
1.545
+/-
0.010
IN
2.350
321.2
INSIDE DIAMETER OUTER:
1.065
+/-
0.010
IN
2.300
370.0
INSIDE DIAMETER INNER:
0.725
+/-
0.010
IN
2.250
418.8
SPRING MASS (REF):
167.0
GRAMS
2.200
467.6
2.150
516.4
2.100
565.2
2.050
614.1
2.000
662.9
1.950
711.7
1.900
760.5
1.850
809.3
1.800
858.1
1.750
906.9
1.700
955.7
1.650
1004.5
1.600
1053.3
1.550
1102.2
1.500
1151.0
1.450
1199.8
1.400
1248.6
1.350
1297.4
1.300
1346.2
1.250
1395.0
1.200
1136.8
SPRING RATE:
976 LBS/IN
MAX COIL BIND HEIGHT:
1.180 IN
Assembly
Height
Load
2.200
539.0
OUTSIDE DIAMETER:
1.675
+/-
0.010
IN
2.150
580.0
INSIDE DIAMETER OUTER:
1.195
+/-
0.010
IN
2.100
621.1
INSIDE DIAMETER INNER:
0.87
+/-
0.010
IN
2.050
662.1
SPRING MASS (REF):
190.0
GRAMS
2.000
703.2
1.950
744.2
1.900
785.3
1.850
826.3
1.800
867.4
1.750
908.4
1.700
949.5
1.650
990.5
1.600
1031.6
1.550
1072.6
1.500
1113.7
1.450
1154.7
1.400
1195.8
1.350
1236.8
1.300
1277.9
1.250
1318.9
1.200
1360.0
1.150
1401.0
SPRING RATE:
821 LBS/IN
MAX COIL BIND HEIGHT:
1.100 IN
Assembly
Height
Load
2.200
461.2
OUTSIDE DIAMETER:
1.155
+/-
0.010
IN
2.150
515.0
INSIDE DIAMETER OUTER:
1.05
+/-
0.010
IN
2.100
568.8
INSIDE DIAMETER INNER:
0.726
+/-
0.010
IN
2.050
622.7
SPRING MASS (REF):
165.8
GRAMS
2.000
676.5
1.950
730.3
1.900
784.1
1.850
838.0
1.800
891.8
1.750
945.6
1.700
999.4
1.650
1053.3
1.600
1107.1
1.550
1160.9
1.500
1214.7
1.450
1268.6
1.400
1322.4
1.350
1376.2
1.300
1430.0
1.250
1483.9
SPRING RATE:
1076.5 LBS/IN
MAX COIL BIND HEIGHT:
1.190 IN
Assembly
Height
Load
2.100
300.0
OUTSIDE DIAMETER:
1.520
+/-
0.010
IN
2.050
338.9
INSIDE DIAMETER OUTER:
1.07
+/-
0.010
IN
2.000
377.8
INSIDE DIAMETER INNER:
0.745
+/-
0.010
IN
1.950
416.7
SPRING MASS (REF):
149.0
GRAMS
1.900
455.6
1.850
494.5
1.800
533.4
1.750
572.3
1.700
611.2
1.650
650.1
1.600
689.0
1.550
727.9
1.500
766.8
1.450
805.7
1.400
844.6
1.350
883.5
1.300
922.4
1.250
961.3
1.200
1000.2
SPRING RATE:
778 LBS/IN
MAX COIL BIND HEIGHT:
1.140 IN
Assembly
Height
Load
2.150
375.0
OUTSIDE DIAMETER:
1.520
+/-
0.010
IN
2.100
413.9
INSIDE DIAMETER OUTER:
1.07
+/-
0.010
IN
2.050
452.8
INSIDE DIAMETER INNER:
0.745
+/-
0.010
IN
2.000
491.7
SPRING MASS (REF):
149.0
GRAMS
1.950
530.6
1.900
569.5
1.850
608.4
1.800
647.3
1.750
686.2
1.700
725.1
1.650
764.0
1.600
802.9
1.550
841.8
1.500
880.7
1.450
919.6
1.400
958.5
1.350
997.4
1.300
1036.3
1.250
1075.2
1.200
1114.1
SPRING RATE:
778 LBS/IN
MAX COIL BIND HEIGHT:
1.140 IN
