Availability
Quicksilver Valve Spring Kit 383 CT/409 CT Aluminum Heads
Part Number: QSV-8M0189858
Not Yet Reviewed
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VALVE SPRING
Part Number: PMX-8454
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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
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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, Single, 0.974 in. Diameter, 40 lbs. Seat Pressure, Each
Part Number: MEL-VS-2247
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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-16
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VALVE SPRINGS
Part Number: ISK-305-DHS
Not Yet Reviewed
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Valve Spring and Retainer Kits, Performance, Single, Standard, 1.250 in. O.D., 411 lbs./in., 1.100 in. Coil Bind Height, 7 degree Locks, Kit
Part Number: HRS-98214-K11
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Beehive, Single, 0.550 in. Maximum Valve Lift, 372 lbs./in. Spring Rate, 1.280 in. Coil Bind Height, Set of 16
Part Number: BTC-BTR9112016
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.090 in. Outside Diameter, 289 lbs./in. Rate, 1.550 in. Installed Height, Set of 24
Part Number: CRO-68190-24
Estimated Ship Date: Tomorrow
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Valve Spring Kit, Platinum, Dual, Standard, Steel Retainer, 0.060 in. Thick, 377 lbs./in., Factory Valve Guides, Kit
Part Number: BTC-SK001S0560BB
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Beehive, Single, 0.625 in. Maximum Valve Lift, 294 lbs./in. Spring Rate, 1.295 in. Coil Bind Height, Set of 16
Part Number: BTC-SP02116
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, 1200 Series Drag Race, Beehive, Single, 0.551 in. Maximum Valve Lift, 245 lbs./in. Rate, Ford, 5.0L Modular V8, Set of 16
Part Number: RSC-PAC-1281X-16
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS Valve Spring, LS6 Style, Single Beehive, 1.290 in. o.d., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Each
Part Number: SUM-174002-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
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Valve Springs, Retainers, Single Springs, Steel Retainers, Steel Locks, Single Groove, Kit
Part Number: TFS-2500100
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS Valve Springs, Drop in, 0.600 Max Lift, Single Beehive, 1.290 in. O.D., 310 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16
Part Number: SUM-174004
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.500 in. Diameter, 375 lbs./in., 7 Degree Locks, Kit
Part Number: TFS-K16839
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Valve Springs, PAC Racing, Beehive, .873 in./1.061 in. O.D., 308 lbs./in. Rate, .960 in. Coil Bind, Set of 32
Part Number: TFS-15411-32
Not Yet Reviewed
Estimated Ship Date: Tomorrow
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Valve Springs, PAC Racing, Beehive, 1.013 in./1.101 in. O.D., 258 lbs./in. Rate, .970 in. Coil Bind, Set of 32
Part Number: TFS-16125-32
Not Yet Reviewed
Estimated Ship Date: Tomorrow
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Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6
Part Number: SME-174003
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS Valve Springs, LS6 Style, 0.550 Max Lift, Single Beehive, 1.270 in. O.D., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16
Part Number: SUM-174002
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
MODULAR FORD SOHC 600
Part Number: PMX-4516
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
600LIFT SPG KIT
Part Number: PMX-4570
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
BBC SBC 700 LIFT SPG KIT
Part Number: PMX-7071
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
BBC 800 LIFT SPG KIT
Part Number: PMX-7121
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
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