Availability
Valve Springs, Hot Rod Series, Dual, 1.545 in. O.D., 507 lbs./in. Rate, 1.130 in. Coil Bind Height, Each
Part Number: RSC-PAC-1918
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pro LS Valve Spring, Drop in, 0.630 Max Lift, Single Beehive, 1.300 in. O.D., 340 lbs./in. Spring Rate, 1.800 in. Installed Height, Each
Part Number: SUM-174005-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, PAC Racing, Dual, 1.295 in. Outside Diameter, 377 lbs./in. Rate, 1.100 in. Coil Bind, Each
Part Number: TFS-30600414-1
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
LS Dual Springs, Hyd. Roller,.650 Max Lift @ 160 Lb. seat @ 1.800 Installed, 425 Lb. @ 1.125 Open, 1.020 C.B., 1.304 Dia., 392 Rate, Like PAC 1905 ea.
Part Number: SUM-174010D-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
LS Dual Springs, Solid Roller, .750 Max Lift @ 250 Lb. seat @ 1.800 Installed, 700 Lb. @ 1.050 Open, .985 C.B., 1.274 Dia., .600 Rate, Like PAC 1238X
Part Number: SUM-174012DP-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
LS Dual Springs, Hyd. Or LLSR .750 Max Lift @ 160 Lb. seat @ 1.800 Installed, 510 Lb. @1.100 Open, 1.000 C.B., 1.324 Dia., 500 rate, Like PAC 1209X
Part Number: SUM-174011DP-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
LS Dual Springs, Solid Roller, .750 Max Lift @ 250 Lb. seat @ 1.800 Installed, 700 Lb. @ 1.050 Open, .985 C.B., 1.274 Dia., .600 Rate, Like PAC 1238X.
Part Number: SUM-174012DP-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
VALVE SPRING, BTR SPRING KIT - SOLID ROLLER - BTRXP1238-1
Part Number: BTC-BTRXP12381
Not Yet Reviewed
Estimated Ship Date: Dec 4, 2025 if ordered today
Estimated Ship Date: Dec 4, 2025 if ordered today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 0.060 in. Thick, 409 lbs./in. Spring Rate, Factory Valve Guides, Kit
Part Number: BTC-SK707-0560BB
Not Yet Reviewed
Estimated Ship Date: Dec 4, 2025 if ordered today
Estimated Ship Date: Dec 4, 2025 if ordered today
Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 7 Degree Lock, 1.311 in. Spring O.D., Kit
Part Number: MAN-26382538KS
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring and Retainer, NexTek, Dual, 8mm Stem Diameter, 7 Degree Lock, 1.311 in. Spring O.D., Kit
Part Number: MAN-26382038KS
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
SPRING-1.437 DOUBLE
Part Number: MAN-22408-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Springs, Dual, 1.437 in. Outside Diameter, 354 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-22408-16
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: MAN-221438-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-221438-16
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Springs, Beehive, Single, 1.210 in. O.D., 358 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1235-16
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Springs, RPM Series, Dual, Titanium Retainers, Locks, Kit
Part Number: RSC-PAC-KS34
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Valve Springs, RPM Series, Dual, 1.290 in. O.D., 369 lbs./in. Rate, 1.000 in. Coil Bind Height, Each
Part Number: RSC-PAC-1204X
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
VALVE SPRING KIT
Part Number: LPE-L230086006
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Conical Spring, .630" Lift Conical Spring Kit w/ Ti Retainers for '09-'18 Dodge
Part Number: CCA-7228TC-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, High Performance Valve Spring Kits, Conical, Single, 0.615 in. Maximum Valve Lift, Retainers, Locks, Buick, Cadillac, Chevy, GMC, Kit
Part Number: CCA-7228TS-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, Single, 1.265 in. Outside Diameter, 380 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: HRS-98213-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, High Performance Valve Spring Kits, Beehive, Single, 0.600 in. Maximum Valve Lift, Retainers, Locks, Chrysler, Dodge, Jeep, 6.1L, Kit
Part Number: CCA-26918TB-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, High Performance Valve Spring Kits, Beehive, Single, 0.600 in. Maximum Valve Lift, Retainers, Locks, Cadillac, Chevrolet, 6.2L, Kit
Part Number: CCA-26918TSD-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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