Availability
Valve Springs
Valve Springs, Dual, 1.550 in. Diameter, 550 lbs./in., 10 Degree Locks, Kit
Part Number: TFS-K16943
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Single, 1.255 in. Outside Diameter, 402 lbs./in. Rate, 1.150 in. Coil Bind, Set 16
Part Number: TFS-16848-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Beehive, 1.055 in./1.290 in. O.D., 313 lb./in. Rate, 1.140 in. Coil Bind, Set of 16
Part Number: TFS-16915-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Beehive, 1.295 in./1.460 in. O.D., 455 lb./in. Rate, 1.050 in. Coil Bind, Set of 16
Part Number: TFS-16841-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 460 lbs./in. Rate, 1.100 in. Coil Bind, Set of 16
Part Number: TFS-16324-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.490 in. Outside Diameter, 366 lbs./in. Rate, 1.073 in. Coil Bind, Set of 16
Part Number: TFS-16914-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, Dual, 1.304 in. OD, 7 Degree Locks, Titanium Retainers, 392 lbs/in., Set of 16
Part Number: TFS-2500287
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
Valve Springs, PAC Racing, Dual, 1.570 in. Outside Diameter, 742 lbs./in. Rate, 1.045 in. Coil Bind, Set of 16
Part Number: TFS-16944-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.645 in. Outside Diameter, 580 lbs./in. Rate, 1.130 in. Coil Bind, Set of 16
Part Number: TFS-16959-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, Dual, 1.304 in. OD, 7 Degree Locks, Steel Retainers, 392 lbs/in., Set of 16
Part Number: TFS-2500286
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Single, 1.265 in. Outside Diameter, 526 lbs./in. Rate, 1.150 in. Coil Bind, Set 16
Part Number: TFS-16846-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.539 in. Outside Diameter, 500 lbs./in. Rate, 1.125 in. Coil Bind, Set of 16
Part Number: TFS-16927-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.300 in. Outside Diameter, 392 lbs./in. Rate, 1.065 in. Coil Bind, Set of 16
Part Number: TFS-16905-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.460 in. Outside Diameter, 452 lbs./in. Rate, 1.013 in. Coil Bind, Pair
Part Number: TFS-16315-2
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, Single, 1.440 in. Diameter, 340 lbs./in., 7 Degree Locks, Kit
Part Number: TFS-K16942
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Triple, 1.645 in. Outside Diameter, 688 lbs./in. Rate, 1.130 in. Coil Bind, Set 16
Part Number: TFS-16947-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Twisted Wedge® Track Heat® Valve Spring Upgrade, Steel Retainers, Steel Locks, 3-Groove, Ford, 4.6L/5.4L 2V, Kit
Part Number: TFS-2500526
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, Dual, 1.290 in. OD, 7 Degree Locks, Titanium Retainers, 370 lbs/in., Set of 16
Part Number: TFS-2500285
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Spring, PAC Racing, Dual, 1.275 in. Outside Diameter, 450 lbs./in. Rate, 1.080 in. Coil Bind, Each
Part Number: TFS-16306-1
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, Dual, 1.324 in. OD, 7 Degree Locks, Titanium Retainers, 460 lbs/in., Set of 16
Part Number: TFS-2500306
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.539 in. Outside Diameter, 500 lbs./in. Rate, 1.125 in. Coil Bind, Set of 16
Part Number: TFS-16097-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Beehive, 1.035 in./1.210 in. O.D., 408 lb./in. Rate, 1.160 in. Coil Bind, Set of 16
Part Number: TFS-16235-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, Single, 1.480 in. Diameter, 416 lbs./in., 7 Degree Locks, Kit
Part Number: TFS-K16926
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Spring, PAC Racing, Dual, 1.100 in. Outside Diameter, 233 lbs./in. Rate, .850 in. Coil Bind, Each
Part Number: TFS-16521-1
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Valve Springs, PAC Racing, Single, 1.244 in. Outside Diameter, 450 lbs./in. Rate, 1.150 in. Coil Bind, Set 16
Part Number: TFS-16941-16
Estimated Ship Date: Monday 10/19/2026 if shipped by air
Estimated Ship Date: Monday 10/19/2026 if shipped by air