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VALVE SPRING SPECIFICATIONS –
Listed According to O.D.
Valve Springs
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VALVE SPRING
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VALVE SPRING
O.D./I.D. Outer 1.460/1.070 1.460/1.060 1.475/1.075 1.490/1.120 1.500/1.050 1.500/1.050
O.D./I.D. Middle - - - - - -
O.D./I.D. Inner .975/.710 .975/.710 1.070/.750 - .726 .726
Installed Height 1.800 1.800 1.800 1.850 2.175 2.100
Rate 483 456 538 250 780 780
Part # 68390X2 68380X2 68501 68140 68855 68856
Type Dual Dual Dual Single Dual Dual
Color Code 2 Yellow Blue/Yellow Lavender/Yellow Green - -
Damper Yes Yes No Yes Yes Yes
Free Length 2.100 2.220 2.225 2.300 - -
Wire Diameter .198/.133 .200/.130 .200/.155 0.190 - -
Material Silicone Silicone H11 Vasco Silicone Super Clean Silicone Super Clean Silicone
2.175 - - - - 420 lbs -
2.150 - - - - - -
2.100 - - - - - 300 lbs
2.050 - - - - - -
2.000 - - - - - -
1.950 48 lbs - - 79 lbs - -
1.900 69 lbs 152 lbs 171 lbs 90 lbs - -
1.850 90 lbs 173 lbs 204 lbs 102 lbs - -
1.800 113 lbs 197 lbs 230 lbs 113 lbs - -
1.750 134 lbs 218 lbs 254 lbs 126 lbs - -
1.700 156 lbs 241 lbs 280 lbs 139 lbs - -
1.675 - - - - 810 lbs -
1.650 187 lbs 263 lbs 308 lbs 151 lbs - 650 lbs
1.600 208 lbs 283 lbs 334 lbs 162 lbs - -
1.550 231 lbs 308 lbs 362 lbs 175 lbs - -
1.500 254 lbs 328 lbs 390 lbs 187 lbs - -
1.450 278 lbs 353 lbs 417 lbs 199 lbs - -
1.425 - - - - 1005 lbs -
1.400 302 lbs 377 lbs 443 lbs 212 lbs - 885 lbs
1.350 325 lbs 399 lbs 472 lbs 227 lbs - -
1.300 349 lbs 424 lbs 499 lbs 242 lbs - -
1.250 377 lbs 446 lbs 525 lbs 257 lbs - -
1.200 408 lbs 470 lbs - 274 lbs - 1080 lbs
1.175 - - - - 1200 lbs -
1.150 439 lbs - - - - -
1.100 - - - - - -
1.050 - - - - - -
1.000 - - - - - -
0.950 - - - - - -
Coil Bind 1.070 1.110 1.180 1.100 1.130 1.130
7° Titanium Retainer 86033 86033 86033 - - -
7° Titanium Retainer 87041 87041 87041 - - -
7° Titanium Ret 3/8 87042 87042 - - - -
Titanium Ret 10° 86067M 86067M 86067M 86067 - -
Titanium Super 7° 86767M 86767M 86767M 86754 86784 or 86785 86784 or 86785
7° Steel Retainer 5/16 87047 87047 87044 - - -
7° Steel Retainer 11/32 87050 87050 87062 87054 - -
7° Steel Retainer 3/8 87049 87049 87049 87053 - -
Steel Retainer 10° 87060M 87060M 87060M 87055 - -
Seat Cup 68931 68931 68957 68933 68941A-16 68941A-16
Seat Disc 68939 or 68941 68939 or 68941 68938 • 940 • 942 - - -
For technical support call 619-661-6477 or visit www.crower.com
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