VALVE SPRINGS
Part No.
Description
O.D.
I.D.
Seat Pressure
Qty.
1.400"-1.494" O.D. - Cont. Edelbrock EDE5845
Dual Spring
1.460"
.965"
140 @ 1.800"
16
Howard Cams
HRC98438-K12 †
Dual Spring w/Damper, Kit Single Spring w/Damper Dual Spring w/Damper
1.465" 1.437" 1.437" 1.437" 1.437" 1.470" 1.485" 1.514" 1.430" 1.490" 1.430" 1.430" 1.430" 1.430"
.807" .870" .760" .796" .810" .800" 1.061" .795" 1.075" 1.076" .730" .730" .730" .725"
122 @ 1.650" 110 @ 1.750" 135 @ 1.750" 175 @ 1.750" 145 @ 1.750" 120 @ 1.875" 115 @ 1.800" 145 @ 1.900" 85 @ 1.531" 130 @ 1.700" 135 @ 1.750" 135 @ 1.812" 135 @ 1.812" 175 @ 1.812"
16 16 16 16 16 16 16 16 16 16 16 16 16 16
HRC98411 HRC98432 HRC98441 HRC98442 HRC98445
Dual Spring Dual Spring Dual Spring
HRC98511-K31 ††
Single Spring w/Damper
HRC98512
Dual Spring
† Includes steel 10° retainers and locks. †† Includes steel 7° retainers and locks. Isky Racing Cams ISK905-D Single Spring w/Damper
ISK3105-D
Single Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper
ISK6005 ISK6105
ISK6105-SP
ISK6205
K-Motion
KMOK-800
Dual Spring w/Damper
1.460"
.782"
165 @ 1.850"
16
Manley
MAN22407-16 MAN22408-16
Dual Spring w/Damper Dual Spring w/Damper
1.437" 1.437"
.720" .720"
135 @ 1.800" 115 @ 1.800"
16 16
PAC Racing Springs PACPAC-1220
Single Beehive Spring, Ovate Wire Single Beehive Spring, RPM Series Single Beehive Spring, RPM Series Single Beehive Spring, Ovate Wire
1.445"/1.00" 1.445"/1.095" 1.445"/1.186"
1.00"/.650" 1.00"/.650" .990"/.731"
155 @ 1.880" 160 @ 1.900" 175 @ 1.950" 200 @ 1.850" 120 @ 1.875' 106 @ 1.688" 165 @ 1.800" 92 @ 1.580"
16 16 16 16 16 16 16 16
PACPAC-1220X PACPAC-1255X PACPAC-1427 PACPAC-1903 PACPAC-1908 PACPAC-1914 PACPAC-1923
1.450" 1.459" 1.465" 1.490" 1.460"
1.00" .791" .807" .810" .970"
Dual Spring, Hot Rod Series, Short Installed Height Dual Spring, Hot Rod Series, Short Installed Height
Dual Spring, Hyd. Roller
Single Spring w/Damper, Hot Rod Series
1.500"-1.580" O.D. AFR AFR8000
Dual Spring, Drag Race Solid Roller
1.550"
— 220 @ 2.000"
16
Comp Cams
COM911-16 COM916-16 COM917-16 COM919-16 COM924-16 COM925-16 COM928-16 COM929-16 COM930-16 COM933-16 COM935-16 COM936-16 COM938-16 COM939-16 COM943-16 COM944-16 COM953-16 COM954-16 COM955-16 COM999-16
Single Spring w/Damper
1.525" 1.554" 1.550" 1.540" 1.510" 1.510" 1.550" 1.535" 1.550" 1.550" 1.554" 1.540" 1.540" 1.540" 1.550" 1.570" 1.535" 1.535" 1.550" 1.550" 1.550" 1.550" 1.549" 1.520"
1.110" .896" .815" .814" .700" .697" .795" .755" .790" .730" .730" 1.125" .731" .697" .812" .796" .755" .731" .812" .724" .812" .752" .719" .784"
122 @ 1.900" 200 @ 1.700" 200 @ 1.800" 194 @ 1.950" 125 @ 1.880" 142 @ 1.850" 160 @ 1.850" 150 @ 1.880" 150 @ 1.920" 176 @ 1.950" 194 @ 1.950" 149 @ 1.900" 203 @ 1.900" 161 @ 1.900" 240 @ 1.900" 190 @ 1.950" 162 @ 1.900" 223 @ 1.900" 240 @ 2.000" 212 @ 1.875" 230 @ 2.000" 174 @ 1.900" 230 @ 2.050" 285 @ 2.150"
16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16
Dual Spring Dual Spring Dual Spring
Dual Spring w/Damper Dual Spring w/Damper
Dual Spring Dual Spring
Dual Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Single Spring w/Damper Dual Spring w/Damper Dual Spring w/Damper Dual Spring, Pacaloy Dual Spring, Pacaloy Dual Spring w/Damper Dual Spring w/Damper Dual Spring, Pacaloy Dual Spring, H-11 Wire Dual Spring w/Damper Dual Spring w/Damper Dual Spring
COM26089-16 COM26094-16 COM26115-16 COM26547-16
Dual Spring
Crane Cams
CRN99835-16 CRN99839-16
Single Spring w/Damper Single Spring w/Damper
1.500" 1.500"
1.086" 1.086"
113 @ 1.600" 121 @ 1.800"
16 16
541 2021-22 ENGINE BUILDER CATALOG 0- 1
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