VALVE SPRINGS
Part No.
Description
O.D.
I.D.
Seat Pressure
Qty.
1.500"-1.580" O.D. Crane Cams CRN99876-16
Dual Spring w/Damper
1.565" 1.567" 1.530" 1.540" 1.540" 1.500" 1.550" 1.525"
.740" .749" .776" .754" .760" .755" .755" .750"
190 @ 1.950" 16 230 @ 2.000" 16 130 @ 1.875" 16 135 @ 1.906" 16 150 @ 1.900" 16 118 @ 1.900" 16 215 @ 1.950" 16 155 @ 1.900" 16
CRN96886-16 CRN99890-16 CRN99895-16 CRN99896-16 CRO68340-16 CRO68369-16 CRO68385X2-16
Dual Spring w/Damper, H-11
Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper
Crower
Edelbrock
EDE5821 EDE5862
Single Spring Single Spring
1.540" 1.500"
.760" 1.082"
145 @ 1.900" 16
84 @ 1.880"
16
Howard Cams HRC98515
Single Spring w/Damper Single Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Single Spring w/Damper Dual Spring Dual Spring w/Damper
1.510" 1.525" 1.500" 1.540" 1.540" 1.530" 1.514" 1.550" 1.550" 1.530" 1.530" 1.530" 1.530" 1.530" 1.530" 1.510" 1.550" 1.540" 1.550" 1.550" 1.550" 1.560" 1.560" 1.560" 1.560" 1.560" 1.534" 1.560" 1.560" 1.560" 1.570" 1.560" 1.560" 1.570" 1.570" 1.570" 1.570" 1.550" 1.550" 1.550" 1.550"
1.110" 1.075" .800" .745" .750" .700" .697" .730" .815" .730" .730" .730" .730" .730" .730" .730" .755" .725" .740" .740" .740" .740" .740" .740" .740" .740" .740" .740" .820" .740" 1.145" .740" .740"
100 @ 1.880" 16 125 @ 1.875" 16 190 @ 1.850" 16 140 @ 1.940" 16 225 @ 1.950" 16 130 @ 1.875" 16 130 @ 1.875" 16 225 @ 1.950" 16 230 @ 1.880" 16 135 @ 1.875" 16 140 @ 1.875" 16 150 @ 1.875" 16 140 @ 1.900" 16 150 @ 1.900" 16 150 @ 1.900" 16 160 @ 1.875" 16 170 @ 1.950" 16 175 @ 1.875" 16 210 @ 1.900" 16 215 @ 1.950" 16 225 @ 1.950" 16 235 @ 1.950" 16 230 @ 1.970" 16 250 @ 1.970" 16 240 @ 2.000" 16 245 @ 2.000" 16 165 @ 1.900" 16 195 @ 1.975" 16 245 @ 1.950" 16 245 @ 1.950" 16 250 @ 1.950" 16 245 @ 1.970" 16 245 @ 2.000" 16 275 @ 2.000" 16 250 @ 2.000" 16 270 @ 2.000" 16 250 @ 2.030" 16
HRC98529 HRC98541 HRC98632 HRC98635 HRC98636 HRC98637 HRC98643
HRC98636-K32 †
Dual Spring
† Includes steel 10° retainers and locks. Isky Racing Cams ISK8005-A
Dual Spring w/Damper
ISK8005PLUS ISK8005-SP ISK8205-SP ISK8205PLUS ISK8205
Dual Spring w/Damper, Endurance Series Dual Spring w/Damper, SP Series Dual Spring w/Damper, SP Series Dual Spring w/Damper, Endurance Series Dual Spring w/Damper
ISK8305 ISK9205 ISK9265 ISK9315 ISK9365
Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper
ISK9365-SP ISK9365PLUS ISK9375PLUS
Dual Spring w/Damper, SP Series Dual Spring w/Damper, Endurance Series Dual Spring w/Damper, Endurance Series Dual Spring w/Damper, Endurance Series
ISK9375PLUS/85PLUS
ISK9385
Dual Spring w/Damper Dual Spring w/Damper
ISK9385PLUS
ISK9905 ISK9915 ISK9935 ISK9965 ISK9975 ISK9985
Dual Spring w/Damper, Tool Room Dual Spring w/Damper, Tool Room
Dual Spring, Tool Room
Dual Spring w/Damper, Tool Room
ISK9968RAD
Dual Spring w/Damper
Dual Spring w/Damper, Tool Room Dual Spring w/Damper, Tool Room
ISK9987-RADML ISK9988-RAD
Dual Spring w/Damper Dual Spring w/Damper
.748" .745" .745" .740"
ISK9989RAD
Dual Spring w/Damper, Tool Room Dual Spring w/Damper, Tool Room
ISK9995
K-Motion
KMOK-850 KMOK-900 KMOK-950 KMOK-1100
Dual Spring w/Damper
— 130 @ 1.900" 16 — 225 @ 1.850" 16 — 230 @ 2.000" 16 — 200 @ 1.900" 16
Dual Spring w/Damper, H-11 Dual Spring w/Damper, H-11
Dual Spring w/Damper
Lunati
LNT74650-16
Dual Spring w/Damper
1.514"
.706"
235 @ 1.950" 16
Manley
MAN22440-16 MAN221420-16 MAN221432-16 MAN221440P-16 MAN221441P-16
Dual Spring w/Damper
1.550" 1.500" 1.530" 1.570" 1.570"
.720" .719" .750" .760" .750"
250 @ 1.850" 16 275 @ 2.050" 16 162 @ 1.900" 16 255 @ 2.000" 16 280 @ 2.030" 16
Dual Spring w/Damper, NexTek Series
Dual Spring w/Damper, NexTek Series, Late Model w/Flat Tappet Dual Spring w/Damper, NexTek Series, Fully Polished, Solid Roller Dual Spring w/Damper, NexTek Series, Fully Polished, Solid Roller
542 2021-22 ENGINE BUILDER CATALOG 0- 1
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