Chevy 5.3 Gen 3 LS Parts & Accessories

Computer Programmers, AutoMind 2, Handheld, Flash Programmer, Chevy, GMC, 7.4L, Gas, Diesel, Non Motorhome, Each

Part Number: GBE-66411

3.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Adapter Harnesses, Holley EFI, MAP Sensor Adapter, 3-pin Delphi GT to 3-pin Delphi M/P 150 Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-467

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Pans, Retrofit, LS Engine Swap, Rear Sump, Wet Style, 5.6 Quarts, Aluminum, Natural Finish, Chevy, GMC, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Each

Part Number: HLY-302-4

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Oxygen Sensor Harness Extensions, 12 in. long, Trapezoidal 4-Pin Connector, GMC, Chevy, Pair

Part Number: SUM-890168

Not Yet Reviewed

Estimated Ship Date: Today

Motor Mounts and Inserts, Engine Mount Bracket Kits, Bolt-in, Aluminum, Natural, Chevrolet, Small Block LS, Kit

Part Number: DSR-060409DS

Not Yet Reviewed

Estimated Ship Date: Today

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Ignition Coils, MOD Series, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac Saab, Set of 8

Part Number: NGK-49472

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Transmission Pan, Stock, Steel, EDP Coated Black, GM 700R4, 4L60, 4L60E, Each

Part Number: MRG-9767BMRG

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Head Gaskets, LS Engines, 0.051 in., 4.100 Bore, MLS, Pair

Part Number: NAL-19170418

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, LS with 1.483 in. Snout, Each

Part Number: ATI-917777

Not Yet Reviewed

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Throttle Body, Big Mouth, Aluminum, Black Anodized, 102mm, Chevy, LS, Cable Driven, wo/TPS or IAC, Each

Part Number: FST-54106

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Control Arms, Forged Aluminum, Front, Upper, Lifted, Red Powdercoated, Chevy, GMC, Pair

Part Number: ROU-19401ARED

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

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• Special Order

Main Bearings, Bi-Metal, Silicon Aluminum, 0.010 in. Crankshaft Undersize, GM Gen III/IV LS, Set of 5

Part Number: SUM-172310

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Timing Cover, Conversion, 1-Piece, Aluminum, Natural, Chevy, LS1, Kit

Part Number: NAL-88958679

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Intake Manifold, Fuel Injected, Tall Profile, 92mm Bore Size, Aluminum, Black, Chevy, LS3, L92, Each

Part Number: SUM-226123B-G2

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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LS3 Rocker Arm Shafts, Chevy, LS, Kit

Part Number: BTC-BTRSRKR3KIT

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Oil Pan Gasket, One-piece, Rubber/Steel, Chevy, Small Block LS, Each

Part Number: MOR-93152

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Spark Plug Wires, Assembled, 7mm, Spiral Core, Red, Buick, Cadillac, Chevy, GMC, Hummer, Small Block LS, Set

Part Number: ADO-9748RR

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Engine Mount, Chevy LS Series, Weld-In, Engine and Frame Brackets, Pair

Part Number: HLI-315552

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Power Steering Pulley, Saginaw, 6-Groove Serpentine Style, Billet Aluminum, Black, 6 in. O.D., GM LS Engines, Each

Part Number: PFN-PP3608

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Serpentine Belt Drive Component Kit, Belt, Tensioner, Idler, Cadillac, Chevrolet, GMC. Kit

Part Number: ADO-ACK060935HD

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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• $20.00 Summit Bucks

Timing Cover, 2-Piece, Cast Aluminum, Black Powdercoated, Without Cam Sensor, Chevy, LS, V8, Each

Part Number: SUM-G6322

2.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

Alternator, Internal Regulator, 150 Amp, Chrome, Cadillac, Chevy, GMC, SUV, Van, Pickup, Each

Part Number: PWM-38206

Not Yet Reviewed

Estimated Ship Date: Today

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Thermostat, with Seal, 160 Degrees F, Stainless Steel, Each

Part Number: SNN-456-160

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Engine Oil Dipstick, Flexible, Passenger Side Block Entry, Billet Aluminum Handle, Brite Anodized, Chevy, Small Block, LS1, Car, Each

Part Number: LOK-ED-5008

4.44 out of 5 stars ( 18 )

Estimated Ship Date: Today

Coil Harness, Power Upgrade, GM, Truck, LS Engines, Kit

Part Number: MSD-88867

4.17 out of 5 stars ( 24 )

Estimated Ship Date: Today