Availability
Valve Springs
Valve Spring & Retainer Kit, Gen 5 LT4 Valve Spring Kit, Dual, Springs Only, .660" lift, 1.8" install height, Polished Spring, Titanium Retainers
Part Number: CXM-VSK443202
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Valve Springs, Dual, 1.539 in. Outside Diameter, 440lbs/in. Rate, 1.132 in. Coil Bind Height, Set of 16
Part Number: HPC-SPR-HDR-16
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Valve Springs, Dual, 1.425 in. Outside Diameter, 280lbs/in. Rate, .916 in. Coil Bind Height, Set of 16
Part Number: HPC-SPR-DSS-16
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Valve Spring Retainer, Chevy LS Valve Spring, Steel, ID Locator, Machnd Valve Lock & Viton seal,660 Max
Part Number: MAN-26362134KS
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VALVE SPRING
Part Number: PMX-8454
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VALVE SPRINGS
Part Number: ISK-305-DHS
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Quicksilver Valve Spring Kit 383 CT/409 CT Aluminum Heads
Part Number: QSV-8M0189858
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Quicksilver Valve Spring Kit 357 CT Iron Heads
Part Number: QSV-8M0120862
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Valve Springs, PAC Racing, Beehive, .943 in./1.105 in. O.D., 324 lbs./in. Rate, .900 in. Coil Bind, Pair
Part Number: TFS-16123-2
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Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 550 lbs./in. Rate, 1.068 in. Coil Bind, Pair
Part Number: TFS-16943-2
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Valve Springs, PAC Racing, Single, 1.244 in. Outside Diameter, 450 lbs./in. Rate, 1.150 in. Coil Bind, Pair
Part Number: TFS-16941-2
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VALVE SPRINGS
Part Number: RSC-PAC-1343
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1.681" Triple Drag Race Spring - Pro Stock, Fuel
Part Number: RSC-PAC-1364
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BEEHIVE VALVE SPRING HEIGHT MIC 1.600" TO
Part Number: EW1-15004
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Valve Springs, SPRING-1.550 CHROME SILICON
Part Number: MAN-22431-1
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LS Dual Springs, Solid Roller.765 Max Lift @ 250 Lb. seat @ 1.800 Installed, 860 Lb. @ 1.050 Open, .985 C.B., 1.300 O.D., 813 Rate, Like PAC 1335
Part Number: SUM-174013DP-1
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SBC or BBC 1.500 Dual Springs, Advanced S.R. .850 Max Lift @ 275 Lb. seat @ 2.050 Installed, 938 Lb. @ 1.200 Open, 1.130 C.B., 780 Rate, 144g PAC 1330
Part Number: SUM-174040DP-1
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SPRING UPGRADE KIT
Part Number: HRS-98118-K1
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Valve Spring, Dual, 1.437 in. Outside Diameter, 375 lbs./in. Rate, 1.050 in. Coil Bind Height, Each
Part Number: HRS-98441-1
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VALVE SPRING
Part Number: RSC-PAC-1333
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VALVE SPRING ASSY
Part Number: RSC-PAC-1392-16
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1.514 OD 2.200 1.000 inch lift Dual Spring
Part Number: RSC-PAC-1331
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Valve Springs, RPM Series, Dual, 1.290 in. O.D., 409 lbs./in. Rate, 1.000 in. Coil Bind Height, Each
Part Number: RSC-PAC-1206X
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Valve Springs, Heavy-Duty, Beehive, Single, 1.270 in./1.065 in. Outside Diameter, 1.18 in. Coil Bind Height, Set of 16
Part Number: EW1-965-16
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Valve Springs, Dual, 1.630 in. Outside Diameter, 640 lbs./in. Rate, 1.110 in. Coil Bind Height, Set of 16
Part Number: CCA-951-16
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