Availability
Valve Springs
BTR GEN V PLATINUM DUAL VALVE SPRING KIT .660" LIFT WITH TIP SAVERS STK GUIDES
Part Number: BTC-S0518
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR-SK007/6560/BB/TS
Part Number: BTC-S0519
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .660" PLATINUM LT4 SPRING KIT WITH TIP SAVERS
Part Number: BTC-S0520
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .625 LIFT BEEHIVE VALVE SPRING KIT FOR .520" GUIDES
Part Number: BTC-S0521
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .625 LIFT BEEHIVE VALVE SPRING KIT .565" BRONZE GUIDES
Part Number: BTC-S0522
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR VALVE SPRING KIT FOR LT1/L83, .685 SPRING W/ VALVE TIP SAVER
Part Number: BTC-S0523
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .660" DUAL VALVE SPRING KIT GEN V LT V6
Part Number: BTC-S0524
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR LS9 .685" LIFT VALVE SPRING KIT
Part Number: BTC-S0525
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .685" LIFT GEN V LT4 SPRING KIT
Part Number: BTC-S0526
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .685" GEN V LT4 SPRING KIT BRONZE GUIDES
Part Number: BTC-S0527
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Valve Spring Kit, Platinum, Dual, Standard, Steel Retainer, 0.060 in. Thick, 462 lbs./in. Spring Rate, Factory Valve Guides, Kit
Part Number: BTC-SK004-S-6560
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered 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: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 377 lbs./in. Spring Rate, Bronze Valve Guides, Kit
Part Number: BTC-SK006-6560BB
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Valve Springs, .660 Lift BTR Platinum Gen II Dodge Viper Spring Kit; Titanium Retainers
Part Number: BTC-SK011
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Valve Springs, .660 Lift BTR Platinum Gen III Dodge Viper Spring Kit; Titanium Retainers
Part Number: BTC-SK012
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
VALVE SPRING, BTR PLATINUM DODGE VIPER DUAL SPRING KIT - .660" LIFT
Part Number: BTC-SK012VSLS
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .685 LIFT SPRING KIT W/ TITANIUM RETAINERS AND VALVE TIP SAVER
Part Number: BTC-S0473
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR .660 LIFT VALVE TIP SAVER SPRING KIT W/ .565 ID LOCATOR
Part Number: BTC-S0476
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR SPRING KIT - SOLID ROLLER - BTRXP1237
Part Number: BTC-S0485
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR LS DUAL SPRING KIT - .685" LIFT - SK701 - DART OR RHS VALVE GUIDES - .060 RETAINER
Part Number: BTC-S0487
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Valve Spring, Beehive, Single, 0.550 in. Maximum Valve Lift, 317 lbs./in. Spring Rate, 1.070 in. Coil Bind Height, Each
Part Number: BTC-SP0051
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR DUAL SPRING - .685" LIFT - SOLD INDIVIDUALLY - SP010-1
Part Number: BTC-SP010-1
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
.685" Lift Dual Platinum Spring - pack of 100
Part Number: BTC-SP010-100
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
BTR LS6 BEEHIVE SPRING - .560 LIFT - PACK OF 160
Part Number: BTC-SP011-160
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
GEN V CONICAL SPRING
Part Number: BTC-SP014-1
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
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