Availability
Valve Springs, 1900 Series Hot Rod, Dual, 1.290 in. O.D., Chromoly Steel Retainers, 7 degree Locks, Kit
Part Number: RSC-PAC-KS15
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring, 1300 Series, Dual, 1.500 in. Outside Diameter, 467 lb/in., 0.790 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1340-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring, 1200 Series Drag Race, Triple, 1.645 in. O.D., 687 lbs./in. Rate, 1.130 in. Coil Bind Height, Each
Part Number: RSC-PAC-1248
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring Retainers, 300 Series, Steel, 1.035 in. O.D., Single, Beehive, 7 degree, Set of 16
Part Number: RSC-PAC-R363-16
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Springs, 1200 Series, Beehive, Single, 1.445 in. O.D., 370 lbs/in. Rate, 1.210 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1220X-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Springs, 1300 Series Drag Race, Standard Style, Dual, 1.500 in. O.D., 780 lbs./in. Spring Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1330-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Springs, 1200 Series Circle Track, Dual, 1.550 in. O.D., 526 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1245-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.270 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16
Part Number: RSC-PACS138-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring Locator, Outside Locating Shoulder, Chromoly, 1.650 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each
Part Number: RSC-PAC-S133
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring, RPM Series, Dual, 1.274 in. Outside Diameter, 600 lb/in., 0.630 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1238X-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.500 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each
Part Number: RSC-PAC-S134
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
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 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., 0.015 in. Thick, Each
Part Number: RSC-PAC-S187
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Springs, 1200 Series Drag Race, Triple, 1.645 in. O.D., 682 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1247-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Springs, 1200 Series Circle Track, Single, 1.244 in. O.D., 450 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1200-16
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.050 in. Thick, Each
Part Number: RSC-PAC-S188
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Springs, Beehive, Single, 1.589 in. O.D., 313 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1295-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring, 1300 Series Drag Race, Dual, 0.900 in. Maximum Valve Lift, 780 lbs./in. Rate, 1.130 in. Coil Bind Height, 1.500 in. O.D., Each
Part Number: RSC-PAC-1329
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Spring Retainers, 400 Series, Dual, Titanium, 1.284 in. O.D., 8 degree, Set of 16
Part Number: RSC-PAC-R432-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S109-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
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: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
1.500 OD 2.150 0.900 inch lift Dual Spring
Part Number: RSC-PAC-1329-16
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
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Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Valve Springs, RPM Series, Beehive, Single, 1.445 in. O.D., 408 lbs/in. Rate, 1.220 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1255X-16
Not Yet Reviewed
Estimated Ship Date: Monday 11/3/2025
Estimated Ship Date: Monday 11/3/2025
Valve Springs, 1900 Series Hot Rod, Dual, 1.555 in. O.D., 469 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1940-16
Estimated Ship Date: Dec 5, 2025 if ordered today
Estimated Ship Date: Dec 5, 2025 if ordered today
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