Availability
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: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, Dual, Hydraulic Flat Tappet, 1.435 in. O.D., 1.120 in. Coil Bind Height, .530 Max Lift, Set of 16
Part Number: HRS-98436
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Dual, 1.465 in. Outside Diameter, 420 lbs./in. Rate, 0.950 in. Coil Bind Height, Each
Part Number: HRS-98438-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
BTR LTX CONICAL SPRING KIT FOR BRONZE VALVE GUIDES
Part Number: BTC-SK013-6545
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Valve Springs, RPM Series, Dual, 1.290 in. O.D., 409 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1206X-16
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Springs, RPM Series, Dual, 1.304 in. O.D., 392 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1205X-16
Not Yet Reviewed
Estimated Ship Date: Nov 28, 2025 if ordered today
Estimated Ship Date: Nov 28, 2025 if ordered today
VALVE SPRING BBC STOCK ELIM
Part Number: RSC-PAC-1427H-16
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, 1400 Series, Single, 1.307 in. Outside Diameter, 362 lb/in., 0.885 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1423-16
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve Springs, Dual Spring, 1.346 in Diameter, 482 Lbs/in. Spring Rate, 1.800 in Installed Height, Chevy, Each
Part Number: MEL-461208
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Valve Spring & Retainer Kit, Gen 5 LT1 Valve Spring Kit, Dual, Springs Only, .660" lift, 1.8" install height, Polished Spring, Titanium Retainers
Part Number: CXM-VSK343201
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Valve Springs, PAC Racing, Beehive, 1.095 in./1.445 in. O.D., 370 lbs./in. Rate, 1.210 in. Coil Bind, Pair
Part Number: TFS-16120-2
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring and Retainer Kit, Titanium Retainers, Dual Springs, Chevy, LS7, Kit
Part Number: CXM-VSK243201
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Valve Springs, Beehive, Single, 0.550 in. Maximum Valve Lift, 317 lbs./in. Spring Rate, 1.070 in. Coil Bind Height, Set of 16
Part Number: BTC-SP00516
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 377 lbs./in. Spring Rate, Factory Valve Guides, Kit
Part Number: BTC-SK006-0545BB
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
VALVE SPRINGS
Part Number: ISK-937585PLUS
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Valve Springs, Single, 1.175 in. Outside Diameter, 255 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16
Part Number: MAN-221437-16
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
Valve Springs, Dual, 1.560 in. Outside Diameter, 500 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: ISK-9385PLUS
Estimated Ship Date: Dec 16, 2025 if ordered today
Estimated Ship Date: Dec 16, 2025 if ordered today
Valve Spring, PAC Racing, Beehive, 1.013 in./1.101 in. O.D., 258 lbs./in. Rate, .970 in. Coil Bind, Each
Part Number: TFS-16125-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.389 in. Diameter, 67-73 lbs. Seat Pressure, 1.140 in. Coil Bind Height, Each
Part Number: MEL-VS-2215
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 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: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Springs, Single, 1.460/1.480 in. Diameter, 79-89 lbs. Seat Pressure, 1.270 in. Coil Bind Height, Each
Part Number: MEL-VS-420
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Valve Springs, Hot Rod Series, Dual, 1.645 in. O.D., 580 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1950-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, Hustler, Beehive, Single, 1.077 in./1.282 in. O.D., 386 lbs./in. Rate, 1.181 in. Coil Bind Height, Set of 16
Part Number: CCA-H604-16
Not Yet Reviewed
Estimated Ship Date: Jan 13, 2026 if ordered today
Estimated Ship Date: Jan 13, 2026 if ordered today
Valve Spring, Dual, 1.290 in. Outside Diameter, 340 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: HRS-98116-1
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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