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Motorcycle Parts & AccessoriesTruck Accessories & Truck PartsACDelcoAdditional Garage EquipmentaFeAll Vehicle ClutchesATV Parts & AccessoriesAuto FiltersAuto Repair ToolsAutomotive ElectricalAutomotive HosesAviationBody Hardware & Grommet KitsBody Kits, Side Skirts & Rocker PanelsCar CustomizationCar LightingCar Window Parts & AccessoriesDetroit AxleEdelbrockEngine & Powertrain Replacement PartsExhaust Parts & Emissions PartsExterior Car DecorationFork LiftsFuel CapsGasket SealersGauges, Instrument Clusters, Mounts & HardwareGM OEM PartsHeater Parts and ComponentsHolley BrandsJeep Exterior AccessoriesJeep PartsJeep Winches & RecoveryLug Nuts, Lug Nut Covers & Lug Nut KeysMechanics ToolsMishimotoNGKOil Change ToolsPerformance Computer TuningPerformance Engines and ComponentsPerformance Exhaust PartsPerformance Fittings and HosesPerformance Fuel, Carburetors and IntakesPerformance Ignition and ElectricalRareElectricalReplacement Auto PartsRoad Trip Oil, Fluids & FiltersShop Wheels and Rims by ColorSpecialty Engine ToolsSteering PartsSuspension Parts & ComponentsTire and Wheel AccessoriesUTV Parts & AccessoriesValve Stems & CapsWheel SpacersWindshield Parts
Ls3 Engine(1000+)
Uses item details. Price when purchased online
A-Premium Performance Muscle Car Engine Oil Pan Complete Kit Compatible with GM LS1 LS3 LSA LSX Chevrolet Chevy Pontiac Replace # 19212593 $140.99

Sponsored
$14099
current price $140.99A-Premium Performance Muscle Car Engine Oil Pan Complete Kit Compatible with GM LS1 LS3 LSA LSX Chevrolet Chevy Pontiac Replace # 19212593
Stainless Steel Exhaust Header for LS Swap S10 LS1 LS2 LS3 LS6 Bel Air Camaro Nova $165.88

Sponsored
$16588
current price $165.88Stainless Steel Exhaust Header for LS Swap S10 LS1 LS2 LS3 LS6 Bel Air Camaro Nova
5 out of 5 stars
Michigan Motorsports Brian Tooley BTR Camshaft Kit Automotive Specialty Parts $937.96

Sponsored
$93796
current price $937.96Michigan Motorsports Brian Tooley BTR Camshaft Kit Automotive Specialty Parts
5 out of 5 stars
Michigan Motorsports Billet Steel LS 6-Bolt Flexplate - SFI 29.2 Certified, Black Finish - Fits 4.8L, 5.3L, 5.7L, 6.0L, 6.2L LS Engines (LS1, LS3, LQ4, LC9, L33) $399.99

Sponsored
$39999
current price $399.99Michigan Motorsports Billet Steel LS 6-Bolt Flexplate - SFI 29.2 Certified, Black Finish - Fits 4.8L, 5.3L, 5.7L, 6.0L, 6.2L LS Engines (LS1, LS3, LQ4, LC9, L33)
CHEVROLET PERFORMANCE 6.2L LS3 Crate Engine 430 HP $950.99

$95099
current price $950.99CHEVROLET PERFORMANCE 6.2L LS3 Crate Engine 430 HP
Texas Speed & Performance TSP Chopacabra Truck Camshaft Install Kit for Gen III/IV LS 6.0L 6.2L LS3 Vortec Trucks (Includes Cam Kit, Gaskets, Lifters & Trays) $899.99

$89999
current price $899.99Texas Speed & Performance TSP Chopacabra Truck Camshaft Install Kit for Gen III/IV LS 6.0L 6.2L LS3 Vortec Trucks (Includes Cam Kit, Gaskets, Lifters & Trays)
3 out of 5 stars
FAST 146105B LSXrt 102mm High HP Intake Manifold Black LS3 Fits select: 2010-2015 CHEVROLET CAMARO, 2007-2016 CADILLAC ESCALADE $1,449.99

$1,44999
current price $1,449.99FAST 146105B LSXrt 102mm High HP Intake Manifold Black LS3 Fits select: 2010-2015 CHEVROLET CAMARO, 2007-2016 CADILLAC ESCALADE
Bous Performance Aluminum LS3 255cc & 64cc 6 Bolt Cylinder Head $481.47

$48147
current price $481.47Bous Performance Aluminum LS3 255cc & 64cc 6 Bolt Cylinder Head
Genuine GM D510C Ignition Coils 12713668 | OEM Coil Packs for LS3 LSA LS2 LS1 LQ4 LQ9 & More LS Engines | Direct GM Replacement for 12611424 & 12570616 | Single or Set of 8 (1) From $52.99

2 options
Available in additional 2 optionsFrom$5299
Genuine GM D510C Ignition Coils 12713668 | OEM Coil Packs for LS3 LSA LS2 LS1 LQ4 LQ9 & More LS Engines | Direct GM Replacement for 12611424 & 12570616 | Single or Set of 8 (1)
AFR 12 LS3 Rectangle-Port Mongoose 260cc Cylinder Heads | 6-Bolt LS3 Heads with 69cc Chambers | Fully CNC Ported Assembled Pair | Fits 6.0L & 6.2L Engines $3,599.99

$3,59999
current price $3,599.99AFR 12 LS3 Rectangle-Port Mongoose 260cc Cylinder Heads | 6-Bolt LS3 Heads with 69cc Chambers | Fully CNC Ported Assembled Pair | Fits 6.0L & 6.2L Engines
Michigan Motorsports 3-Bolt 58x LS Single Roller Timing Set w/Adjustable Crank Sprocket & ARP 134-1003 Cam Bolt Kit - Fits LS3 L99 L76 LSA LC9 L92 L96-6.0L & 6.2L Engines $174.99

Sponsored
$17499
current price $174.99Michigan Motorsports 3-Bolt 58x LS Single Roller Timing Set w/Adjustable Crank Sprocket & ARP 134-1003 Cam Bolt Kit - Fits LS3 L99 L76 LSA LC9 L92 L96-6.0L & 6.2L Engines
2 out of 5 stars
Long Block Engine Assembly For Chevrolet Spark Matiz F8CV F8C 0.8L L3 Cylinders $1,511.99

Sponsored
$1,51199
current price $1,511.99Long Block Engine Assembly For Chevrolet Spark Matiz F8CV F8C 0.8L L3 Cylinders
USA made Elgin Industries One Piece HP 7.400" long Chrome-Moly Pushrod Set (16) compatible with 1997-2016 GM 4.8L 5.3L 5.7L & 6.0L LS1 and LS3 Engines $238.82 Was $264.37

Now$23882
current price Now $238.82, Was $264.37$264.37
USA made Elgin Industries One Piece HP 7.400" long Chrome-Moly Pushrod Set (16) compatible with 1997-2016 GM 4.8L 5.3L 5.7L & 6.0L LS1 and LS3 Engines
Long Block Engine Assembly For Chevrolet Spark Matiz F8CV F8C 0.8L L3 Cylinders $1,511.99

$1,51199
current price $1,511.99Long Block Engine Assembly For Chevrolet Spark Matiz F8CV F8C 0.8L L3 Cylinders
Michigan Motorsports 3-Bolt 58x LS Single Roller Timing Set w/Adjustable Crank Sprocket & ARP 134-1003 Cam Bolt Kit - Fits LS3 L99 L76 LSA LC9 L92 L96-6.0L & 6.2L Engines $174.99

$17499
current price $174.99Michigan Motorsports 3-Bolt 58x LS Single Roller Timing Set w/Adjustable Crank Sprocket & ARP 134-1003 Cam Bolt Kit - Fits LS3 L99 L76 LSA LC9 L92 L96-6.0L & 6.2L Engines
2 out of 5 stars
YIUIY For LS Billet Oil Pump Pickup Tube Girdle Brace Hold Down Compatible with all LS Engines 1997-2014 LS1 LS2 LS3 LS6 L33 L59 L76 L92 L98 LC9 LH6 LM4 LM7 LQ4 LQ9 LR4 LY2 LY5 LY6 5.3 6.0 6.2 $9.66

$966
current price $9.66YIUIY For LS Billet Oil Pump Pickup Tube Girdle Brace Hold Down Compatible with all LS Engines 1997-2014 LS1 LS2 LS3 LS6 L33 L59 L76 L92 L98 LC9 LH6 LM4 LM7 LQ4 LQ9 LR4 LY2 LY5 LY6 5.3 6.0 6.2
EVIL ENERGY LS Steam Vent Kit Stainless Steel Coolant Crossover, Complete LS Steam Port Kit with AN Fittings & Seals, Fits 5.3 6.0 LS1 LS2 LS3 LS6 LS7 LSX Engines Red From $80.99
From$8099
EVIL ENERGY LS Steam Vent Kit Stainless Steel Coolant Crossover, Complete LS Steam Port Kit with AN Fittings & Seals, Fits 5.3 6.0 LS1 LS2 LS3 LS6 LS7 LSX Engines Red
ICT Billet LS Gen 4 O-Ringed Valley Pan Cover Plate Low Profile Carburetor with Oring Seal Engine Lifter Area Cover DOD Displacement on Demand Rem LSX LS3 551605 $140.00

$14000
current price $140.00ICT Billet LS Gen 4 O-Ringed Valley Pan Cover Plate Low Profile Carburetor with Oring Seal Engine Lifter Area Cover DOD Displacement on Demand Rem LSX LS3 551605
5 out of 5 stars
Speedmaster PCE149.1025 Compatible with Chevy GM LS3 6-71 8-71 Supercharger CNC Machined Aluminum Intake Manifold $1,211.40

$1,21140
current price $1,211.40Speedmaster PCE149.1025 Compatible with Chevy GM LS3 6-71 8-71 Supercharger CNC Machined Aluminum Intake Manifold
BTR Brian Tooley Racing PDS Stage 1 Supercharged LS Camshaft V2 LSA LS3 6.0L 6.2L BTR Cam Kit From $409.99

6 options
Available in additional 6 optionsFrom$40999
BTR Brian Tooley Racing PDS Stage 1 Supercharged LS Camshaft V2 LSA LS3 6.0L 6.2L BTR Cam Kit
Long Block Engine Assembly For 08-17 Audi A3 A4 A5 A6 Q5 TT VW EOS CC Passat EA888-Gen2 2.0L L4 GAS $2,929.99

Sponsored
$2,92999
current price $2,929.99Long Block Engine Assembly For 08-17 Audi A3 A4 A5 A6 Q5 TT VW EOS CC Passat EA888-Gen2 2.0L L4 GAS
PIT66 Fit For LS1 Swap 88-98 LS2 LS6 LSX LQ4 Adjustable Conversion Engine Motor Mounts $31.99

Sponsored
$3199
current price $31.99PIT66 Fit For LS1 Swap 88-98 LS2 LS6 LSX LQ4 Adjustable Conversion Engine Motor Mounts
Michigan Motorsports Delphi LS7 Lifters, Guide Trays and Michigan Motorsports Chromoly Pushrods Fits LS1 LS2 LS3 LS6 LQ4 LQ9 LY5 LY6 LM7 4.8 5.3 5.7 6.0 6.2 $299.99

$29999
current price $299.99Michigan Motorsports Delphi LS7 Lifters, Guide Trays and Michigan Motorsports Chromoly Pushrods Fits LS1 LS2 LS3 LS6 LQ4 LQ9 LY5 LY6 LM7 4.8 5.3 5.7 6.0 6.2
Texas Speed TSP F117 Stealth LS Camshaft | Fits LS1 LS2 LS3 LQ4 LQ9 LM7 LS Engines 5.3L 5.7L 6.0L 6.2L | Mild Performance Cam for Torque & Driveability From $409.99

2 options
Available in additional 2 optionsFrom$40999
Texas Speed TSP F117 Stealth LS Camshaft | Fits LS1 LS2 LS3 LQ4 LQ9 LM7 LS Engines 5.3L 5.7L 6.0L 6.2L | Mild Performance Cam for Torque & Driveability
COMP Cams Stage 2 LST Max Horsepower Solid Roller Cam for LS 3-Bolt Engines Fits select: 2011 ,2013 CHEVROLET SILVERADO K1500 LT $432.49 $432.49/count

$43249
current price $432.49$432.49/count
COMP Cams Stage 2 LST Max Horsepower Solid Roller Cam for LS 3-Bolt Engines Fits select: 2011 ,2013 CHEVROLET SILVERADO K1500 LT
ICT Billet LS Truck Alternator Bracket Low Mount Complete w/Idler Pulley Compatible with Truck / LS3 L99 Camaro SS 4.8L 5.3L 6.0L 6.2L LSX LQ4 LQ9 L33 551668-3 $150.00

$15000
current price $150.00ICT Billet LS Truck Alternator Bracket Low Mount Complete w/Idler Pulley Compatible with Truck / LS3 L99 Camaro SS 4.8L 5.3L 6.0L 6.2L LSX LQ4 LQ9 L33 551668-3
Chevrolet Performance 12686561 LS3 Intake Manifold Plenum GM LS3 6.2L Bare Black $757.86 Was $1,184.62

Now$75786
current price Now $757.86, Was $1,184.62$1,184.62
Chevrolet Performance 12686561 LS3 Intake Manifold Plenum GM LS3 6.2L Bare Black
Michigan Motorsports 3-Bolt 58X LS Single Roller Timing Set | Adjustable Crank Sprocket | Fits LS3 L99 L76 LSA LC9 L92 L96 | High-Performance Timing Chain Kit | Made in the USA! $169.99

$16999
current price $169.99Michigan Motorsports 3-Bolt 58X LS Single Roller Timing Set | Adjustable Crank Sprocket | Fits LS3 L99 L76 LSA LC9 L92 L96 | High-Performance Timing Chain Kit | Made in the USA!
Fitech Fuel Injection Ultimate LS3 Short Intake Manifold $490.19 Was $550.67

Now$49019
current price Now $490.19, Was $550.67$550.67
Fitech Fuel Injection Ultimate LS3 Short Intake Manifold
JEGS Cylinder Head for GM LS3 Gen 4 6.2L Engines $740.99

$74099
current price $740.99JEGS Cylinder Head for GM LS3 Gen 4 6.2L Engines
5 out of 5 stars
Jinkey® 16Pcs Pre-Assembled Rocker Arms with Upgraded Trunnion Kit for GM LS3 6.0L 6.2L Cars and Trucks $189.99

Sponsored
$18999
current price $189.99Jinkey® 16Pcs Pre-Assembled Rocker Arms with Upgraded Trunnion Kit for GM LS3 6.0L 6.2L Cars and Trucks
Michigan Motorsports Delphi LS7 Lifters, Guide Trays and Michigan Motorsports Chromoly Pushrods Fits LS1 LS2 LS3 LS6 LQ4 LQ9 LY5 LY6 LM7 4.8 5.3 5.7 6.0 6.2 $299.99

Sponsored
$29999
current price $299.99Michigan Motorsports Delphi LS7 Lifters, Guide Trays and Michigan Motorsports Chromoly Pushrods Fits LS1 LS2 LS3 LS6 LQ4 LQ9 LY5 LY6 LM7 4.8 5.3 5.7 6.0 6.2
Aluminum LS3 255cc & 64cc 6 Bolt Cylinder Head $484.15

$48415
current price $484.15Aluminum LS3 255cc & 64cc 6 Bolt Cylinder Head
Texas Speed TSP F117 Stealth LS Camshaft | Fits LS1 LS2 LS3 LQ4 LQ9 LM7 LS Engines 5.3L 5.7L 6.0L 6.2L | Mild Performance Cam for Torque & Driveability $455.98

$45598
current price $455.98Texas Speed TSP F117 Stealth LS Camshaft | Fits LS1 LS2 LS3 LQ4 LQ9 LM7 LS Engines 5.3L 5.7L 6.0L 6.2L | Mild Performance Cam for Torque & Driveability
Texas Speed TSP 1.72:1 Steel Roller LS Rocker Arms | Fits Rectangle-Port LS 6.0L 6.2L Engines | LS3 L99 L76 LSA L92 L96 LY6 Applications $692.99

$69299
current price $692.99Texas Speed TSP 1.72:1 Steel Roller LS Rocker Arms | Fits Rectangle-Port LS 6.0L 6.2L Engines | LS3 L99 L76 LSA L92 L96 LY6 Applications
BTR Brian Tooley Racing LS Stage 3 Turbo Camshaft LS1 LS2 LS3 4.8 5.3 5.7 6.0 6.2 BTR Turbo Cam Kit $870.46

$87046
current price $870.46BTR Brian Tooley Racing LS Stage 3 Turbo Camshaft LS1 LS2 LS3 4.8 5.3 5.7 6.0 6.2 BTR Turbo Cam Kit
Long Block Engine Assembly For 08-17 Audi A3 A4 A5 A6 Q5 TT VW EOS CC Passat EA888-Gen2 2.0L L4 GAS $2,929.99

$2,92999
current price $2,929.99Long Block Engine Assembly For 08-17 Audi A3 A4 A5 A6 Q5 TT VW EOS CC Passat EA888-Gen2 2.0L L4 GAS
Coolant Crossover Plug Kit for LS1 LS2 LS3 5.3 6.0 LM7 LQ4 Fit for Expedition Ecoboost Engines 20152021 $11.11

$1111
current price $11.11Coolant Crossover Plug Kit for LS1 LS2 LS3 5.3 6.0 LM7 LQ4 Fit for Expedition Ecoboost Engines 20152021
BTR Brian Tooley Racing LS 400+" Stroker Camshaft Kit for Rectangle Port Engines | Fits 6.0L 6.2L 402 408 416 LS3 L92 L99 L76 | Low Lift Torque Cam (Camshaft Only) From $409.99

5 options
Available in additional 5 optionsFrom$40999
BTR Brian Tooley Racing LS 400+" Stroker Camshaft Kit for Rectangle Port Engines | Fits 6.0L 6.2L 402 408 416 LS3 L92 L99 L76 | Low Lift Torque Cam (Camshaft Only)
Bous Performance E42006 Aluminum LS3 255cc & 62cc 4 Bolt Cylinder Head $466.83

$46683
current price $466.83Bous Performance E42006 Aluminum LS3 255cc & 62cc 4 Bolt Cylinder Head
Michigan Motorsports OEM Knock Sensor | Like GM #12623730 | Fits Gen IV LS V8 Engines | LS2 LS3 L92 L99 L76 L77 LY6 L96 5.3L 6.0L 6.2L Engines $26.99

$2699
current price $26.99Michigan Motorsports OEM Knock Sensor | Like GM #12623730 | Fits Gen IV LS V8 Engines | LS2 LS3 L92 L99 L76 L77 LY6 L96 5.3L 6.0L 6.2L Engines
Michigan Motorsports Stage 3 LS3 Drift Camshaft Kit | Fits 6.0L 6.2L LS Engines LS3 L99 L92 L96 LY6 Rectangle Port | Chop Idle High Performance Cam for Drift Street Builds From $399.99

3 options
Available in additional 3 optionsFrom$39999
Michigan Motorsports Stage 3 LS3 Drift Camshaft Kit | Fits 6.0L 6.2L LS Engines LS3 L99 L92 L96 LY6 Rectangle Port | Chop Idle High Performance Cam for Drift Street Builds
Michigan Motorsports LS1/LS3 Bronze Bushing Rocker Arm Trunnion Upgrade Kit - Fits 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L LS Engines (LS1, LS3, LS7, LSX, LT1, LQ9, LS2) $182.99

$18299
current price $182.99Michigan Motorsports LS1/LS3 Bronze Bushing Rocker Arm Trunnion Upgrade Kit - Fits 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L LS Engines (LS1, LS3, LS7, LSX, LT1, LQ9, LS2)
5 out of 5 stars
AFR 12 LS3 Rectangle-Port Mongoose 260cc Cylinder Heads | 4-Bolt LS3 Heads with 69cc Chambers | Fully CNC Ported Assembled Pair | Fits 6.0L & 6.2L Engines $3,599.99

$3,59999
current price $3,599.99AFR 12 LS3 Rectangle-Port Mongoose 260cc Cylinder Heads | 4-Bolt LS3 Heads with 69cc Chambers | Fully CNC Ported Assembled Pair | Fits 6.0L & 6.2L Engines
ICT Billet USA 12.9 LS Transmission Flywheel Bolts Set Flexplate Kit LS1 LS3 LS2 Crankshaft LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 LH6 L92 L76 LY2 LY5 LY6 LC9 LH8 LMG L98 L99 551926 $25.00

$2500
current price $25.00ICT Billet USA 12.9 LS Transmission Flywheel Bolts Set Flexplate Kit LS1 LS3 LS2 Crankshaft LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 LH6 L92 L76 LY2 LY5 LY6 LC9 LH8 LMG L98 L99 551926
Frankenstein M311 273cc LS3 Cylinder Head Set with Billet Rocker Arm Stands - 11 Degree Valve Angle, Fully CNC Ported - Fits LS3 LSA L99 L76 L77 L92 LY6 L96 - Performance Engines $3,894.99

$3,89499
current price $3,894.99Frankenstein M311 273cc LS3 Cylinder Head Set with Billet Rocker Arm Stands - 11 Degree Valve Angle, Fully CNC Ported - Fits LS3 LSA L99 L76 L77 L92 LY6 L96 - Performance Engines
FiTech Fuel Injection Retro LS Port 750 HP EFI System with LS3 Intake $2,737.99

$2,73799
current price $2,737.99FiTech Fuel Injection Retro LS Port 750 HP EFI System with LS3 Intake
LS Engine Serpentine Bracket Alternator & Power Steering Pump Swap Conversion for Chevrolet LS1 LS2 LS3 LS6 LS7 Engines, 4.8L, 5.3L, 6.0L, 6.2L Truck & SUV Engines (Black) $65.70

$6570
current price $65.70LS Engine Serpentine Bracket Alternator & Power Steering Pump Swap Conversion for Chevrolet LS1 LS2 LS3 LS6 LS7 Engines, 4.8L, 5.3L, 6.0L, 6.2L Truck & SUV Engines (Black)
Harland Sharp LS Non-Adjustable Roller Rocker Arms 1.7 Ratio | Fits Gen IV LS3 L92 Engines | Precision LS Valvetrain Rockers $771.99

$77199
current price $771.99Harland Sharp LS Non-Adjustable Roller Rocker Arms 1.7 Ratio | Fits Gen IV LS3 L92 Engines | Precision LS Valvetrain Rockers
FAQ
What makes the LS3 engine popular for swaps?
The LS3 engine is a favorite among car enthusiasts for swaps because of its strong performance, reliability, and compatibility with a wide range of vehicles.
- It offers impressive horsepower and torque, making it ideal for upgrading older cars or trucks.
- The LS3's design allows for easier installation compared to some other engines, thanks to available swap kits and accessories.
- Parts and aftermarket support are widely accessible, which helps with customization and maintenance.
How do I pick the right LS3 engine parts?
Choosing LS3 engine parts depends on your vehicle's needs and your performance goals.
- First, check compatibility with your specific model and year.
- Consider whether you're aiming for daily driving, racing, or towing, as this affects which components are best.
- Look for parts like cylinder heads, intake manifolds, and exhaust headers that match your intended use.
- Review product descriptions and installation requirements to ensure a smooth fit.
Can I install LS3 engine parts myself?
Many LS3 engine parts can be installed by DIY enthusiasts, especially with basic automotive knowledge and the right tools.
- Some items, like brackets or mounts, are straightforward and come with instructions.
- Complex components, such as cylinder heads or timing sets, may require specialized tools and experience.
- Always follow safety guidelines and consult the manufacturer's instructions.
What should I know about LS3 engine maintenance?
Maintaining an LS3 engine involves regular checks and upkeep to keep it running smoothly.
- Change oil and filters according to the manufacturer's recommendations.
- Inspect belts, hoses, and spark plugs for wear and replace as needed.
- Monitor coolant levels and look out for leaks.
- Use quality replacement parts to maintain performance and reliability.
Are LS3 engine accessories easy to find at Walmart?
Walmart offers a wide selection of LS3 engine accessories and parts, making it convenient to find what you need for upgrades or repairs.
- You'll find items like brackets, cylinder heads, intake manifolds, and exhaust headers.
- Use the website's search and filter tools to narrow down options by vehicle type or part category.
- Product descriptions and customer reviews can help guide your choices.
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- EGR Line / Tubes
- Distributor Mounting Gaskets
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