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

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

4.2 out of 5 stars ( 15 )

Estimated Ship Date: Tomorrow

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Cylinder Heads, LS3, Aluminum, 260cc Intake Runner Volume, 95cc Exhaust Runner Volume, 6 Bolt, Pair

Part Number: AFR-1840

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Chevy LS Cylinder head, 255cc Rectangle port Intake Runner, 67cc Chamber, 2.16 Intake Valve 1.6 Exhaust Valve, 4.000 + bore sizes, Max .600 Lift, Each

Part Number: SUM-162LS3255REC

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

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

Part Number: AFR-1506

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Estimated Ship Date: Tomorrow

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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: Tomorrow

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Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: ATI-917286

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Rod Bearings, Direct Replacement, Standard Size, Bi Metal, Chevy, Small Block, Set of 8

Part Number: SUM-171000

4.84 out of 5 stars ( 55 )

Estimated Ship Date: Tomorrow

Rod Bearing, H Series, .001 in Thinner, TM-77, Chevy, Small Block, Each

Part Number: CLE-CB663HXN

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Engine Block, Pro LS, Bare, Cast Iron, 6-bolt Main Bolt Style, 6 Head bolt Pattern, 9.240 in. Std. Deck 4.125 in. Bore, GenIII/IV LS Chevrolet, Each

Part Number: SUM-150216

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Estimated Ship Date: Tomorrow

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Crate Engines, Pro Series Chevy LS 427 C.I.D. 625 HP EFI Fully Dressed Long Block, 7.0L/427, Assembled, Throttle Body, Chevrolet, Small Block LS, Each

Part Number: MLL-PSLS4272CTFK

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Estimated Ship Date: Tomorrow

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Camshaft, Stage 2, Pro LS Turbo Cam. 226/230 Dur., .600/.575 Lift, 113+4 Lobe Sep. , 5.3, 5.7, 6.0, 6.2, 7.0, LS1 LS2 LS6 LS3 LS7 LQ4 LQ9 LS9, Each

Part Number: SUM-8706R1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, With Power Steering and Air Conditioning, Kit

Part Number: MCH-20095-08

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Estimated Ship Date: Tomorrow

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Camshaft, Stage 2, LS Truck Swap Cam, High lift version, 218/227 112+2, .600/.600 Lift, 3-bolt, LS1 LS2 LS6 LS3 LQ4 LY6 LQ9 Each

Part Number: SUM-8720R1

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Cylinder Head Studs, ARP2000, 12-Point Nuts, Fastener Lube, Chevy, LS, 2004 and Later, Kit

Part Number: ARP-234-4345

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Timing Chain and Gear Set, Adjustable, Billet Steel, Single Roller, 3-Bolt, 4X, Standard Spacing, LS, Kit

Part Number: SUM-G6647-4X

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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Accessory Drive Systems, LS Chevy S-Drive Serpentine Pulley Drive Systems, Power Steering Pump, Polished Pulleys, Chevrolet, Small Block LS, Kit

Part Number: EMS-MS117-90BP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Harmonic Balancer/Crank Pulley, 25 Percent Underdrive, SFI, Internal Balance, Medium Spacing, Chevy, Pontiac, 5.7, 6.0L, Each

Part Number: SUM-C2502

4.11 out of 5 stars ( 28 )

Estimated Ship Date: Tomorrow

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Timing Chain, Single Roller, Chevy, LS2, Fits All Gen. 3/4 LS with Wet Sump oiling, Each

Part Number: SME-143012

4.72 out of 5 stars ( 47 )

Estimated Ship Date: Tomorrow

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: Tomorrow

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Rocker Arm Trunnion Upgrade Kit, Needle Bearing Style, Chevy, Small Block LS, Kit

Part Number: BTC-BTRTK001

4.35 out of 5 stars ( 66 )

Estimated Ship Date: Tomorrow

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Main Bearings, XP-Series, Standard, Tri Metal, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, V8, Set

Part Number: KGB-MB5013XP

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Connecting Rod, Compstar Extreme, Forged 4340 Steel, H-Beam, Cap Screw, ARP 2000, Bushed, 6.125 in. Length, Chevy, Small Block, LS, Set of 8

Part Number: CPI-C6125DS2A2AX

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Oil Pan, Engine Swap, Cast Aluminum, Black, 6.0 Quart Capacity, 4.25 in. Stroke Clearance, Chevy, LS, V8, Each

Part Number: SUM-121200B

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Cam Bearings, Direct Replacement, Bi-metal, Lead-Based Micro Babbitt, Chevy, Small Block LS Fits Second and Third Design, Kit

Part Number: DUR-CH-25

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow