Availability
Pro LS Valve Springs, LS6 Style, 0.550 Max Lift, Single Beehive, 1.270 in. O.D., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Set of 16
Part Number: SUM-174002
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Cylinder Head Bolts, High Performance, Hex Head, Chevy 1997-2003, 4.8, 5.3, 5.7, 6.0L, Kit
Part Number: ARP-134-3609
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Cylinder Head, Assembled, 180cc, Hydraulic Flat Tappet, 2.020 in./1.600 in., Straight, Cast Aluminum, Natural, Chevrolet, Small Block Gen I, Each
Part Number: FLK-102-505FT
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Rod Bearing, H Series, Standard Size, TM-77, Chevy, Small Block, Each
Part Number: CLE-CB663HN
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Harmonic Balancer, Internal Balance, Long Spacing, Steel, Clearcoated, Buick, Cadillac, Chevy, GMC, Hummer, 4.8, 5.3, 6.0, Each
Part Number: SUM-C2520
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Crate Engine, Long Block, Chevy, Small Block, Dressed Engine, SBC 400 Crate Motor Aluminum Heads, Each
Part Number: MLL-BP4002CTC1D
Not Yet Reviewed
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Rocker Arms, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Set of 16
Part Number: SUM-141556
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Oil Pump, High Volume, Standard Pressure, Each
Part Number: MEL-M295HV
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Lifter Guide, Hydraulic Roller Style, Plastic, Chevy, LS, Non AFM/DOD Engines, Set of 4
Part Number: SUM-150132-4
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Black, Chevy, 5.7L, Each
Part Number: ATI-917266
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Crate Engine, Dressed with Fuel Injection, Long Block, 383 Stroker, 436 HP, Aluminum Heads, Chevy, Small Block, Each
Part Number: MLL-BP38318CTFDK
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Chevrolet, LS, Each
Part Number: AFR-1501
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Camshaft Thrust Plate, Solid Type, Steel, Includes Four Bolts, Chevy GM, LS/LSX, Gen III/IV, Each
Part Number: SUM-150106
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Pro SBC Stage 1 Hyd. Roller Cam, 204/214 Dur., 112 LSA + 1 Adv, .450/.450 1.5 Ratio, .480/.480 1.6 Ratio, Idle-5800 Range, '87-02 Gen 1 Roller Block
Part Number: SUM-8800
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Stage 1 SUM-8718 Pro LS Drop-in Truck Swap Cam, Maximum Torque for Towing and Efficiency, 205/217 112+2, .500 /.500 Lift, 3-bolt, 4.8, 5.3, 6.0, 6.2
Part Number: SUM-8718R1
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Gen. 3/4 Chevy LS Rocker Arm Trunnion Upgrade Kit, Bronze Bushing, Retrofit, Rectangle and Cathedral Port Rockers, Set of 16
Part Number: SUM-141560
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Camshaft/Lifter Set, Hydraulic Flat Tappet, Advertised Duration 279/297, Lift 0.479 in./0.465 in., for Gears and TC Upgrade, Small Block, Chevy, Kit
Part Number: CCA-K12-600-4
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Valve Spring Kit, Dual Valve Springs, Chromoly Retainers, Locks, Seals, Chevy, LS, Kit
Part Number: TFS-2500286P
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Chevy LS Cylinder head, 210cc Cathedral port Intake Runner, 64cc Chamber, 2.02 Intake Valve 1.6 Exhaust Valve, 3.898+ bore sizes, Max .660 Lift, Each
Part Number: SUM-162LS210CATH
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Lifters, Hydraulic Roller, Chevy, Set of 16
Part Number: NAL-12499225
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Crate Engine, Long Block, 350 C.I. Cruiser, Drop-In, Fuel Injection, 341 HP, 371 TQ, New Block, Aluminum Heads, Chevrolet, Small Block, Each
Part Number: MLL-BP350CTFD
Not Yet Reviewed
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Harmonic Balancer Bolt, 1.062 in. 12-Point Head, 4.325 in. UHL, Chromoly, Black Oxide, LS Gen. III/IV, Chevrolet, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, Each
Part Number: ARP-234-2503
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Main Bolts, 6-bolt Mains, Flanged Hex, Chevy GM, LS/LSX, Gen III/IV, Kit
Part Number: SUM-910229
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Cylinder Head, PowerPort® 190, CNC Street Ported, Assembled, 1.55 in. Springs, Chromoly Retainers, Dodge, Small Block, Each
Part Number: TFS-61417802-C00
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
Cylinder Head, 200cc, Assembled, Non-Vortec Bolt Pattern, for Center or Perimeter Bolt Valve Covers, Aluminum, Natural, Chevy, Small Block, Each
Part Number: FLK-1200HRSB505S
Estimated Ship Date: Friday 12/26/2025
Estimated Ship Date: Friday 12/26/2025
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