Availability
Engines & Engine Parts
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: Today
Estimated Ship Date: Today
Rocker Arms, Roller Fulcrum, Shaft Mounting Style, 1.7 Ratio, Steel, Chevrolet, 5.7L, 6.0L, Kit
Part Number: BTC-S0410
Estimated Ship Date: Today
Estimated Ship Date: Today
.650" Lift BTR Max Pressure Gen II LT Spring Kit; TI Retainers
Part Number: BTC-SK004-T-0560
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Marine Trolling Motor Components, G-Force Lift Handle and Cable, Red, Kit
Part Number: THX-GFH-CA1R-DP
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Shaft Mount, 1.76 Ratio, Aluminum, Orange, Roller Rockers, Shafts, Spacers, Ford, Big Block FE, Kit
Part Number: CSP-S4006NBK
Estimated Ship Date: Today
Estimated Ship Date: Today
BTR .660 LIFT VALVE TIP SAVER SPRING KIT W/ .565 ID LOCATOR
Part Number: BTC-S0476
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
BTR PLATINUM LS9 DUAL SPRING KIT - .660" LIFT - SK006
Part Number: BTC-S0479
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
BTR LS9 .685" LIFT VALVE SPRING KIT
Part Number: BTC-S0525
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
BTR .685" LIFT GEN V LT4 SPRING KIT
Part Number: BTC-S0526
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Oil Pans, Street Series, Wet Sump Style, 12.00 qt. Capacity, Cast Aluminum, Natural, Minimum 6.00 in. Lift Required, Chevrolet, GMC, 6.6L Diesel, Kit
Part Number: AFE-46-70330
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
BTR MAX PRESSURE GEN 2 LT/SBC DUAL SPRING KIT - .650" LIFT - FOR ROLLER ROCKERS - SK004
Part Number: BTC-SK004-S-0560
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
BTR .625" LIFT CONICAL LS7 VALVE SPRING KIT BRONZE GUIDES
Part Number: BTC-SK021-6545
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Polished Pulley Kit - Holley Terminator X EFI System
Part Number: MLL-S0064
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Engine and Transmission Combo, Builder Series, 632/815HP, Standard Edition, EFI, 4L80E , Aluminum Heads, 10.3L/632, Chevy Big Block, Kit
Part Number: MLL-B632FK4L8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Kit-SPRING-HEMI 6.4L .650 MAX LIFT
Part Number: MAN-221439-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Kit-SPRING-HEMI Drag Pak .650 LIFT
Part Number: MAN-221431X-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Rocker Arms, Heavy-Duty Roller Rockers, Shaft Mount, 1.6 Ratio, Aluminum, Full Roller, Chrysler, Dodge, Plymouth, Big Block, Kit
Part Number: CSP-S70016KE
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Pro Tru Street Pistons, 4.030 in. Bore, Forged, Dome, Please Verify Piston Pin Diameter Before Ordering, Chevrolet, LS, Kit
Part Number: WIS-PTS523A3
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Factory Performance Stage 3 LS Single Plane Cam, 236/246 110 +0 .612/.612 Lift, LS1 LS2 LS6 LS3 LQ9, Summit's version of Factory LSX 454 cam
Part Number: SUM-8702
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster