Availability
Valve Springs
BTR .660" DUAL VALVE SPRING KIT GEN V LT V6
Part Number: BTC-S0524
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
BTR PLATINUM LS9 DUAL SPRING KIT - .660" LIFT - SK006
Part Number: BTC-S0479
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
BTR .685 LIFT SPRING KIT W/ TITANIUM RETAINERS AND VALVE TIP SAVER
Part Number: BTC-S0474
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
Valve Springs, BTR Platinum Valve Spring Kits, Dual Springs, 0.660 Maximum Valve Lift, 1.285 in. Outside Diameter, Sold as a Kit
Part Number: BTC-SK010VSLS
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
BTR-SK007/6560/BB/TS
Part Number: BTC-S0519
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 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: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
BTR LS6 BEEHIVE SPRING - .560 LIFT - PACK OF 160
Part Number: BTC-SP011-160
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
VALVE SPRING, BTR SPRING KIT - SOLID ROLLER - BTRXP1238-1
Part Number: BTC-BTRXP12381
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
.685" Lift Dual Platinum Spring - pack of 100
Part Number: BTC-SP010-100
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
BTR .625" LIFT CONICAL LS7 VALVE SPRING KIT STOCK GUIDES
Part Number: BTC-SK021-0545
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2026 if ordered today
Estimated Ship Date: Nov 19, 2026 if ordered today
Valve Springs, Triple, 1.677 in. Outside Diameter, 733 lbs./in. Rate, 1.142 in. Coil Bind Height, Set of 16
Part Number: MAN-221448P-16
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 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: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Spring and Retainers, Titanium Retainer, I.D. Locator, Machined Valve Lock and Viton Seals. 0.660 in. Max Lift, Chevy LT4, Kit
Part Number: MAN-2636LT4KS
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
SPRING-NISSAN PATROL TB48
Part Number: MAN-22155-24
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Springs, SPRING-NISSAN VQ35DET
Part Number: MAN-22170-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
SPRING SPO
Part Number: MAN-99210-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
SPRING-1.125 SINGLE
Part Number: MAN-221427-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
SPRING INN
Part Number: MAN-22427-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
SPRING-NISSAN VK56DE
Part Number: MAN-22170-32
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Springs, Dual, 1.610 in. Outside Diameter, 546 lbs./in. Rate, 1.220 in. Coil Bind Height, Set of 16
Part Number: MAN-221444-16
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Spring, Triple, 1.677 in. Outside Diameter, 770 lbs./in. Rate, 1.142 in. Coil Bind Height, Each
Part Number: MAN-221450-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
SINGLE SPRING
Part Number: MAN-221432-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
Valve Springs, Dual, 1.160 in. Outside Diameter, 225 lbs./in. Rate, 0.790 in. Coil Bind Height, Set of 16
Part Number: MAN-22110-16
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
SPRING-1454 POLISHED
Part Number: MAN-221454P-1
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
KIT-SPRING/RETAINER
Part Number: MAN-26185
Not Yet Reviewed
Estimated Ship Date: Dec 21, 2026 if ordered today
Estimated Ship Date: Dec 21, 2026 if ordered today
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