Availability
Valve Springs
Valve Springs, Dual, 1.530 in. Outside Diameter, 500 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: MAN-221432-16
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
LT4 CONICAL VALVE SPRING KIT WITH VALVE TIP SAVER
Part Number: BTC-BTR-SK014-TS
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
VALVE SPRING, BTR PLATINUM DODGE VIPER DUAL SPRING KIT - .660" LIFT
Part Number: BTC-SK010VSLS
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
SPRINGS
Part Number: HRS-98828
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Valve Springs, NexTek, Conical Ovate Wire, Single, 1.311 in. O.D., 353 lbs./in. Spring Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-221439-16
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
SPRING-LS-1 .800 LIFT
Part Number: MAN-221421-16
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve Spring Retainer, Chevy LS Valve Spring, Titanium, ID Locator, Machnd Valve Lock & Viton seal,660 Max
Part Number: MAN-26362334KS
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Drag Race, 1.000 in. Lift, Triple, Set of 16
Part Number: BTC-SP44916
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Valve Springs, Dual, 1.295 in. OD, 7 Degree Locks, Titanium Retainers, 392 lbs/in., Set of 16
Part Number: TFS-2500289
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: May 22, 2026 if ordered today
Estimated Ship Date: May 22, 2026 if ordered today
BTR LTX CONICAL SPRING KIT FOR BRONZE VALVE GUIDES
Part Number: BTC-SK013-6545
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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
Valve Springs, Beehive Series, Single, 1.589 in. O.D., 313 lbs/in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1295X-16
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered 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-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Single, 1.320 in. Outside Diameter, 356 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: CCA-26975-16
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-221438-16
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve Springs, Single, 1.105 in. Outside Diameter, 324 lbs./in. Rate, 0.900 in. Coil Bind Height, Set of 16
Part Number: CCA-26123-16
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Valve Spring, Dual, 1.625 in. Outside Diameter, 593 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: HRS-98745
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
KIT-SPRING/RETAINER
Part Number: MAN-26125
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered 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: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
VALVE SPRING OVATE BEEHIVE
Part Number: RSC-PAC1219XH16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring Retainer, Chevy LS Valve Spring, Steel, ID Locator, Machnd Valve Lock & Viton seal,660 Max
Part Number: MAN-26362134KS
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring & Retainer Kit, Gen 5 LT4 Valve Spring Kit, Dual, Springs Only, .660" lift, 1.8" install height, Polished Spring, Titanium Retainers
Part Number: CXM-VSK443202
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Heavy-Duty, Dual, with Damper, 1.560 in. Outside Diameter, 1.19 in. Coil Bind Height, Set of 16
Part Number: EW1-989-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
SPRING UPGRADE KIT
Part Number: HRS-98118-K1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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