Availability
Valve Springs, PAC Racing, Dual, 1.460 in. Outside Diameter, 391 lbs./in. Rate, 1.050 in. Coil Bind, Set of 16
Part Number: TFS-16893-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Spring and Retainer Kits, Performance, Dual, Conical, 1.465 in. O.D., 425 lbs./in., 0.950 in. Coil Bind Height, 10 degree Locks, Kit
Part Number: HRS-98438-K12
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Single, 0.959 in. Outside Diameter, 191 lbs./in. Rate, 0.952 in. Coil Bind Height, Set of 16
Part Number: CCA-26113-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
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: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, 1200 Series Circle Track, Single, 1.260 in. O.D., 450 bs./in. Rate, 1.115 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1201-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Spring and Retainer Kits, Performance, Dual, Conical, 1.470 in. O.D., 399 lbs./in., 1.080 in. Coil Bind Height, 10 degree Locks, Kit
Part Number: HRS-98445-K12
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., .015 in./.020 in./.030 in./.050 in. Thick, Set of 64
Part Number: RSC-PAC-KS94
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Spring and Retainer Kits, Single, Std., 1.514 in. O.D., 348 lbs./in., 0.344 in. Dia. Valve Stem, Retainers, 7-Degree Locks, Damper Spring, Kit
Part Number: HRS-98636-K11
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Twisted Wedge® Track Heat® Valve Spring Upgrade, Steel Retainers, Steel Locks, 3-Groove, Ford, 4.6L/5.4L 2V, Kit
Part Number: TFS-2500525
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Retainers, Track Heat®, Single Springs, Steel Retainers, Steel Locks, Single Groove, Kit
Part Number: TFS-2500200
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, RPM Series, Beehive, Single, 1.282 in./1.077 O.D., 286 lbs./in. Rate, 1.181 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1280X-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, 1900 Series Hot Rod, Single, 1.500 in. O.D., 376 lbs/in. Rate, 1.115 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1900-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, 1900 Series Hot Rod, Dual, 1.459 in. O.D., 391 lbs./in. Rate, 1.050 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1903-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Spring Shims, Hardened, 1.250 in. O.D., 0.570 in. I.D., .015 in./.020 in./.030 in./0.50 in. Thick, Set of 64
Part Number: RSC-PAC-KS93
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Beehive, Single, 1.445 in. O.D., 370 lbs./in. Rate, 1.210 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1220-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, PAC Racing, Single, 1.525 in. Outside Diameter, 368 lbs./in. Rate, 1.110 in. Coil Bind, Set 16
Part Number: TFS-16911-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, PAC Racing, Dual, 1.538 in. Outside Diameter, 436 lbs./in. Rate, 1.090 in. Coil Bind, Set of 16
Part Number: TFS-16929-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs Kits, Beehive, Single, 0.510 in. Maximum Valve Lift, for GM Vortec Cylinder Heads for Hydraulic Flat Tappet Camshafts, Kit
Part Number: CCA-26906VCS-KIT
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Dual, 1.384 in. Outside Diameter, 230 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16
Part Number: CCA-988-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, PAC Racing, Dual, 1.650 in. Outside Diameter, 653 lbs./in. Rate, 1.040 in. Coil Bind, Set of 16
Part Number: TFS-16414-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, PAC Racing, Dual, 1.275 in. Outside Diameter, 450 lbs./in. Rate, 1.080 in. Coil Bind, Set of 16
Part Number: TFS-16306-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Beehive, Single, 1.105 in. O.D., 342 lbs./in. Rate, 0.900 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1223-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Single, 1.464 in. Outside Diameter, 239 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: CCA-940-16
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
Valve Springs, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16
Part Number: HRS-98643
Estimated Ship Date: Monday 10/27/2025
Estimated Ship Date: Monday 10/27/2025
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