CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Valve Spring Kit, Platinum, Dual, Standard, Titanium Retainer, 0.060 in. Thick, 377 lbs./in., Factory Valve Guides, Kit

Part Number: BTC-SK001T0560BB

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Pro LS 2618 Forged Piston, 4.000 bore, 1.326 C.H., 2cc Flat, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LQ4 LQ9,

Part Number: SUM-3269454000-2

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Main Bearings, Bi-Metal, Silicon Aluminum, Standard Size, GM Gen III/IV LS, Set of 5

Part Number: SUM-172300

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Today

Stage 3 Pro LS Cam 232/242 113+3, .600/.600 Lift, 3-bolt, Excellent Power and Torque, 5.3, 5.7, 6.0, 6.2, 7.0, LS1 LS2 LS6 LS3 LS7 LQ4 LQ9 LS9, Each

Part Number: SUM-8708R1

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head Studs, Pro Series, Hex Head, Pre-2004 Design with Different Bolt Lengths, Chevy, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: ARP-234-4110

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Chevrolet, LS, Each

Part Number: AFR-1501

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Engine Complete Assembly Iron Block 376 c.i. GM LS style proseries dressed engine with efi -. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-PSLS3763CTF

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

• Free Shipping

Oil Filter Relocation Kit, Single Filter, 96 in. Hose Length, Kit

Part Number: SUM-G4985-1

3.86 out of 5 stars ( 155 )

Estimated Ship Date: Today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Black, Cadillac, LS-A, Each

Part Number: ATI-918854

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

Engine Complete Assembly Iron Block 427 c.i. GM LS style proseries dressed engine -. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-PSLS42730CTF

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, 4.8, 5.3, 5.7, 6.0L, Kit

Part Number: ARP-234-4316

4.86 out of 5 stars ( 21 )

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Compstar 4340 Forged LS, 4.000 Stroke, Internal Balance, 8 counterweight, 6-bolt Flange, Standard Snout. 58-tooth GM Reluctor, Ea.

Part Number: CPI-APO31Q-CS58

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Harmonic Balancer, Serpentine, Aluminum, Black Anodized, Internal Balance, 7.48 in. Diameter, Chevy, 4.8, 5.3, 6.0L, Each

Part Number: ATI-918644

4.88 out of 5 stars ( 16 )

Estimated Ship Date: Today

• Free Shipping

Oil Pump, Standard-Volume, Standard Pressure, Chevy LS, 4.8/5.3/5.7/6.0/6.2L, Each

Part Number: SUM-121170

4.7 out of 5 stars ( 60 )

Estimated Ship Date: Today

Cylinder Head Fasteners, Bolt, 2004+ Chevrolet LS, Hex Head, Steel, Zinc Plated, Kit

Part Number: SUM-910211

4.27 out of 5 stars ( 22 )

Estimated Ship Date: Today

Connecting Rod Bolts, High Performance Series, 8740 Chromoly Steel, Chevy, Small Block, LS1, Set of 16

Part Number: ARP-134-6006

4.84 out of 5 stars ( 43 )

Estimated Ship Date: Today

Rod Bearings, P Series, TM-77, Chevy, Small Block, Set of 8

Part Number: CLE-CB663P8

4.76 out of 5 stars ( 34 )

Estimated Ship Date: Today

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Chevy, LS, Each

Part Number: ATI-918620

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

• Free Shipping

Combo, Engine Oil Change Kit, 0W40 10 Qts., Kit

Part Number: CMB-08-0100

5.0 out of 5 stars ( 12 )

Cannot be shipped Internationally

• Restricted
• Ground
• Free Shipping

AFM/DOD Delete Combos, Camshaft/Lifters/Trays/Thrust Plate/Steel VVT Oil Control Valve, Chevy, GMC, 5.3L LC9, LH6, LMG, LY5, LS, Kit

Part Number: MEL-MDK300

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Stage 1 Pro LS Drop-in Truck Swap Cam, 210/218 112 +1, .500/.500 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, LS1 LS2 LS6 LS7 LS9 LS3 LH6 LQ4 LQ9, Each

Part Number: SUM-8712R1

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Today

• Free Shipping

Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 450 Lb. Springs, GM LSX, Each

Part Number: TFS-32610002-C01

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6

Part Number: SME-174003

4.19 out of 5 stars ( 16 )

Estimated Ship Date: Today

• Free Shipping

Stage 2 Pro LS Cam. 226/238 113+3, .600/.600 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck LS1 LS2 LS6 LS3 LS7 LSA LQ4 LQ9 LS9 LS4 LY6

Part Number: SUM-8707R1

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today