Availability
Valve Springs
Valvetrain, Alpha Series Valve Spring Set 02-10 Honda Civic Si K-Series
Part Number: SK2-311-05-1380
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valvetrain, Alpha Series Valve Spring and Titanium Retainer Kit Honda F/H-Series VTEC Engines
Part Number: SK2-344-05-1360
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valvetrain, Alpha Series Valve Spring Set 93-01 Honda Prelude H-Series
Part Number: SK2-311-05-1360
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainers and Locks, Valve Stem Seals, Chevrolet, Small Block LS, Kit
Part Number: BTC-SK427
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 0.060 in. Thick, 409 lbs./in. Spring Rate, Factory Valve Guides, Kit
Part Number: BTC-SK707-0560BB
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
BTR .685" GEN V LT4 SPRING KIT BRONZE GUIDES
Part Number: BTC-S0527
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
BTR GEN III HEMI 09 UP VVT .650" LIFT SPRING KIT WITH TIP SAVERS
Part Number: BTC-SK017-TS
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
.660" Lift BTR Gen V LT1 Spring Kit; Titanium Ret., .505" ID .045" Thick Loc., Black/Brown Seals
Part Number: BTC-S0480
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 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: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 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: 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-SK012VSLS
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
BTR VALVE SPRING SET - .800" LIFT - BTR-1225
Part Number: BTC-BTR-1225
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
BTR 1515 VALVE SPRING
Part Number: BTC-BTR-1515
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
BTR BEEHIVE VALVE SPRING .625 LIFT
Part Number: BTC-SP018-1
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Valve Springs, Dual, 1.500 in. Outside Diameter, 800 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: MAN-221457-16
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
.550" Lift BTR Ford 3V Modular Valve Spring
Part Number: BTC-SP007-1
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
BTR DUAL SPRING - .685" LIFT - SOLD INDIVIDUALLY - SP010-1
Part Number: BTC-SP010-1
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
.660" Lift BTR Platinum Dual Valve Spring, Bag of 100
Part Number: BTC-SP001-100
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
VALVE SPRING KIT
Part Number: MEL-VSK46673T
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
VALVE SPRING KIT
Part Number: MEL-VSK46673
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Engine Valve Spring, Stock Replacement V
Part Number: MEL-VS-1331
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
SPRING ENGINE VALVE
Part Number: MEL-VS-1462
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
SPRING ENGINE VALVE
Part Number: MEL-VS-2491
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Valve Spring, SPRING-ENGINE VALVE
Part Number: MEL-VS-1588
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Engine Valve Spring, Stock Replacement V
Part Number: MEL-VS-2309
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
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