Availability
Valve Springs
Valve Spring, Dual, 1.540 in. Outside Diameter, 413 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: HRS-98632-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.437 in. Diameter, 1.125 in. Coil Bind Height, Each
Part Number: MEL-466444
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, RPM Series, Dual, 1.280 in. Outside Diameter, 425 lb/in., 0.655 in. Inside Diameter, Set of 16
Part Number: RSC-PAC-1222X-16
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
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, Single, 1.000 in. Outside Diameter, 2.5L, 4.0L, Jeep, Each
Part Number: CWA-53010388
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
BBC 1.625 Dual Springs, Solid Roller .850 Max Lift @ 275 Lb. seat @ 2.000 Installed, 810 Lb. @ 1.150 Open, 1.100 C.B., 629 Rate, 152g Like PAC 1224
Part Number: SUM-174042D-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Hemi or LT Beehive Springs, .625 Lift @ 140 Lb. seat @ 1.900 Install, 438 @ 1.250 Open, 1.215 C.B., 1.290 Dia., 405 Rate, Like PAC 1275X PSI 1515
Part Number: SUM-174014BP-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
SBC 1.550 Dual Springs, Drag Solid Roller, .800 Max Lift @ 250 Lb. seat @ 2.000 Installed, 765 Lb. @ 1.200 Open, 1.150 C.B., 644 Rate, Like PAC 1225
Part Number: SUM-174031D-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, Single, Conical Style, 1.228 in. O.D., Each
Part Number: MEL-VS-730
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Valve Springs, Heavy-Duty, Single, with Damper, 1.260 in. Outside Diameter, 1.15 in. Coil Bind Height, Set of 16
Part Number: EW1-920-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Dual Spring, 1.304 in Diameter, 409 Lbs/in. Spring Rate, 1.800 in Installed Height, Chevy, Each
Part Number: MEL-466594
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Replacement, Dual, 629 lbs./in. Spring Rate, Electroplate Polishing, Solid Roller, Each
Part Number: AFR-8031-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, Dual, 1.550 in. Outside Diameter, 484 lbs./in. Rate, 1.200 in. Coil Bind Height, Each
Part Number: MAN-22430-1
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2026 if ordered today
Estimated Ship Date: Dec 10, 2026 if ordered today
Valve Spring, Single, 1.512 in. Diameter, 1.240 in. Coil Bind Height, Each
Part Number: MEL-VS-1040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Dual, 1.560 in. Outside Diameter, 533 lbs./in. Rate, 1.200 in. Coil Bind Height, Each
Part Number: MAN-221442-1
Not Yet Reviewed
Estimated Ship Date: Dec 9, 2026 if ordered today
Estimated Ship Date: Dec 9, 2026 if ordered today
Valve Spring, RPM Series, Beehive, Single, 1.290 in. O.D., 384 lbs/in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: RSC-PAC-1211X
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, Hydraulic Flat Tappet, 1.525 in. OD, 462 lb/in, 1.200 in. Coil Bind Height, Damper, Each
Part Number: HRS-98529-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, Steel, Natural Finish, 1.259 in. OD, 0.885 in. ID, 1.113 in. Solid Height, 339 Spring Rate, GM, Small Block, Each
Part Number: MEL-466454
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, Triple, 1.677 in. Outside Diameter, 746 lbs./in. Rate, 1.160 in. Coil Bind Height, Each
Part Number: MAN-221447-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
VALVE SPRINGS
Part Number: RSC-PAC1223X-16
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2026 if ordered today
Estimated Ship Date: Dec 16, 2026 if ordered today
Valve Spring, Triple, 1.645 in. Outside Diameter, 681 lbs./in. Rate, 1.130 in. Coil Bind Height, Each
Part Number: CCA-947-1
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, Single, 1.460 in. Outside Diameter, 328 lbs./in. Rate, 1.195 in. Coil Bind Height, Each
Part Number: CCA-972-1
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Conical, Single, 0.615 in. Maximum Valve Lift, 1.030 in./1.286 in. O.D., Set of 12
Part Number: CCA-7228-12
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2026 if ordered today
Estimated Ship Date: Dec 17, 2026 if ordered today
Valve Spring, Dual, 1.625 in. Outside Diameter, 1.100 in. Coil Bind Height, Each
Part Number: DRT-22000002
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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