Availability
Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 525 lbs./in. Rate, 1.190 in. Coil Bind, Set of 16
Part Number: TFS-16955-16
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Dual, 1.550 in. Diameter, 550 lbs./in., 10 Degree Locks, Kit
Part Number: TFS-K16943
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Sure Seat, Single, 1.550 in. Outside Diameter, 1.160 in. Coil Bind Height, Set of 16
Part Number: EDL-5792
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Dual, 1.550 in. Outside Diameter, 550 lbs./in. Rate, 1.100 in. Coil Bind Height, Super Finish, Set of 16
Part Number: CCA-26943-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, 1200 Series Drag Race, Dual, 1.550 in. O.D., 644 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: RSC-PAC-1225
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SBC 1.550 Dual Springs, Endurance Solid Roller, .700 Max Lift @ 240 Lb. seat @ 1.900 Installed, 625 Lbs. @ 1.200 Open, 1.130 C.B., 550 Rate, PAC 1243
Part Number: SUM-174030D-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Dual, 1.550 in. Outside Diameter, 614 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16
Part Number: MAN-22440-16
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, 1300 Series Circle Track, Dual, 1.550 in. O.D., 663 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1326-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, 1300 Series Circle Track, Dual, 1.550 in. O.D., 644 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: RSC-PAC-1325
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Performance Street/Strip, Dual, 644 lbs./in. Rate, 1.150 in. Coil Bind Height, 1.550 in. O.D., Set of 16
Part Number: HRS-98825
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE SPRING EACH
Part Number: DRT-22000050
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Replacement, Standard Style, Dual, 1.550 in. O.D., 640 lbs./in. Spring Rate, for Use with Solid Roller Camshafts, Each
Part Number: AFR-8001-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Solid Flat Tappet/Street Hydraulic Roller Spring, 1.550 O.D., PAC #1924, Set of 16
Part Number: AFR-8016-16
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Valve Springs, Solid Roller Spring 1.550 O.D. Custom PAC Racing Spring, Each
Part Number: AFR-8000-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Dual, 1.550 in. Outside Diameter, 614 lbs./in. Rate, 1.080 in. Coil Bind Height, Each
Part Number: MAN-22440-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Springs, Street Hydraulic/Solid Roller Spring 1.550 O.D. PAC #1940, Each
Part Number: AFR-8002-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Dual, 1.550 in. Outside Diameter, 496 lbs./in. Rate, 1.230 in. Coil Bind Height, Each
Part Number: CCA-955-1
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Springs, Dual, 1.550 in. Outside Diameter, 550 lbs./in. Rate, 1.100 in. Coil Bind Height, Super Finish, Each
Part Number: CCA-26943-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Valve Spring, 1200 Series Circle Track, Dual, 1.550 in. O.D., 526 lbs./in. Rate, 1.200 in. Coil Bind Height, Each
Part Number: RSC-PAC-1245
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16
Part Number: HRS-98644
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Springs, 1200 Series, Dual, 1.550 in. O.D., 663 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: RSC-PAC-1226
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Dual, 1.550 in. Outside Diameter, 471 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: MAN-22441-1
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Springs, Dual, 1.550 in. Outside Diameter, 496 lbs./in. Rate, 1.230 in. Coil Bind Height, Set of 16
Part Number: CCA-955-16
Estimated Ship Date: Jan 13, 2026 if ordered today
Estimated Ship Date: Jan 13, 2026 if ordered today
Valve Springs, Dual, 1.550 in. Outside Diameter, 458 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: MAN-22429-16
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Valve Spring, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Each
Part Number: HRS-98643-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.