2003 Chevy Corvette Engine Parts

3,470 products fit your

2003 Chevy Corvette

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2003 Chevy Corvette

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Street

Application

Modern Muscle

Products

LS1/LS6 Finned Lightweight Aluminum Engine Valley Cover, Black

Speedway Motors |

#28981045BK

LS1/LS6 Finned Lightweight Aluminum Engine Valley Cover, Black

(1)

Material Type:

Aluminum

Finish:

Black

$86.99

/each

LS Classic GMLS2001B Gen III LS Oil Fill Valley Plate, Black, RH

Modern Classic |

#491GMLS2001B

LS Classic GMLS2001B Gen III LS Oil Fill Valley Plate, Black, RH

Material Type:

Billet Aluminum

Finish:

Powder Coated

$413.95

/each

Clayton Machine LSC-01-P LS Coil Covers RH Oil Fill Cutout, Pol.

Clayton Machine Works |

#491LSC01P

Clayton Machine LSC-01-P LS Coil Covers RH Oil Fill Cutout, Pol.

$392.95

/kit

Moroso |

#5459643M

Moroso 9643M Mag-Tune Spark Plug Wires, 1999-2006 GM LS

(2)

Conductor Style:

Spiral Core

Diameter:

$29.99

/set

Edelbrock |

#32529086

Edelbrock 29086 Victor Jr. LS1 EFI Kit Intake Manifold, Chevy 5.7LS

Injection Style:

Multi-port

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Square Bore

$638.95

/each

Engines That Fit My Car: Dimensions for Common Engine Swaps

Knowing popular engine dimensions and weights are critical to a successful engine swap in your project vehicle

Corvette L76 327 Engine History, Specs, and Build Ideas

The 1964 Corvette L76 327 is legendary, learn more about this storied engine and what you need to build a clone.

GM Gen V Engine Guide | LT & EcoTec3 Engine Specs Guide

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

Historic Chevy Performance Engines

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Chevy L79 327 Engine I History, Specs, & Build Ideas

The 1964 Corvette L79 327 is legendary, learn more about this storied engine and what you need to build a clone.

C5 Corvette Radiator Upgrade: Why Aluminum is Better Than Plastic

The DeWitt's C5 Corvette Direct Fit aluminum radiator is the ultimate upgrade from the plastic factory GM radiator.

Gen III/IV LS Engine ID Guide

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Vortec 4.8 LS Build: Horsepower Recipes, Specs, & Upgrades

The 4.8 LS engine is a salvage yard bargain vs the typical 5.3 or 6.0 LS and can still make great power for your LS swap needs.

Top 10 Secrets of the C3 Corvette | General Motors R&D Lore

Uncover the secrets behind the iconic C3 Corvette! From design to development, discover what made this classic a legend.

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

Chevrolet Performance 11610158 Connecting Rod Bolt, LS1/LS6

Chevrolet Performance Parts |

#35511610158

Chevrolet Performance 11610158 Connecting Rod Bolt, LS1/LS6

Thread Pitch:

3/8-24"

Material Type:

Steel

$13.99

/each

Clayton Machine LSV-01 LS Valve Covers, Billet Alum, Machined

Clayton Machine Works |

#491LSV01

Clayton Machine LSV-01 LS Valve Covers, Billet Alum, Machined

Valve Cover Mounting Style:

Center Bolt

$1,911.95

/kit

LS Valley Cover Plate Gen 3, LS1 LS6, Knock Sensor Delete

Speedway Motors |

#9101788

LS Valley Cover Plate Gen 3, LS1 LS6, Knock Sensor Delete

(1)

Material Type:

6061 Aluminum

Sold in Quantity:

Each

Hardware Included:

Yes

as low as

$92.99

/each

Edelbrock |

#3252215

Edelbrock 2215 LS1 Hydraulic Roller Cam, 1500-6500 RPM

Camshaft Type:

Hydraulic Roller Tappet

RPM Range:

1500-6500

Intake Duration (.050" Lift):

220

$663.95

/each

-16%

PRW 9534602 7075 Billet Aluminum, GM 5.7L-6.0L, LS1/6 Series

PRW Power |

#57573461

PRW 9534602 7075 Billet Aluminum, GM 5.7L-6.0L, LS1/6 Series

Sold in Quantity:

Each

GTIN Code:

842864014027

$173.37

/each

$208.04

Elgin EHC-118S Cylinder Head Bolt Set, 97-03 GM LS Engine

Elgin Industries |

#91012498545

Elgin EHC-118S Cylinder Head Bolt Set, 97-03 GM LS Engine

Fastener Style:

Bolt

Thread Pitch:

11mm-2.0 / 8mm-1.25

$66.99

/set

LS Classic GMLS2005B Gen III LS Oil Fill Valley Plate, Black, LH

Modern Classic |

#491GMLS2005B

LS Classic GMLS2005B Gen III LS Oil Fill Valley Plate, Black, LH

Material Type:

Billet Aluminum

Finish:

Powder Coated

$413.95

/each

Edlebrock 7788 Lifter Valley Plate, GM LS1/LS6, Aluminum

Edelbrock |

#3257788

Edlebrock 7788 Lifter Valley Plate, GM LS1/LS6, Aluminum

Material Type:

Aluminum

Finish:

Natural

$187.95

/each

Hastings GM Piston Rings Set, 3.898 Inch Bore 1.5/1.5/3mm Groves

Hastings Racing Rings |

#4172M4897

Hastings GM Piston Rings Set, 3.898 Inch Bore 1.5/1.5/3mm Groves

Piston Ring Style:

Piston Ring Diameter:

3.898 in (99.0 mm)

Sold in Quantity:

Set

$93.99

/set

-7%

MSD 8215 GM LS1, LS6 Engine Coil Brackets

MSD |

#5478215

MSD 8215 GM LS1, LS6 Engine Coil Brackets

GTIN Code:

085132082155

$231.95

/pair

$251.95

-15%

BBK 1604 Throttle Body Gasket Kit, 80mm, 98-03 GM LS1

BBK Performance |

#5851604

BBK 1604 Throttle Body Gasket Kit, 80mm, 98-03 GM LS1

GTIN Code:

197975016041

$16.99

/each

$19.99

ICT BILLET |

#826WCMAF31

ICT Billet WCMAF31 LS1 5.7L Gen 3 Mass Air Flow Connector Kit

Sold in Quantity:

Each

Connector Type:

Female

$23.00

/kit

Clayton Machine LSC-02-P LS Coil Covers, Alum., No Cutout, Pol.

Clayton Machine Works |

#491LSC02P

Clayton Machine LSC-02-P LS Coil Covers, Alum., No Cutout, Pol.

$392.95

/kit

ICT BILLET |

#826WEMAF3148

ICT Billet WEMAF31-48 LS Gen 3 MAF Sensor 48in Extension Harness

Sold in Quantity:

Each

Pins Per Connector:

$50.00

/each

LS Classic GMLS2003B Gen III LS Breather Valley Plate, Black

Modern Classic |

#491GMLS2003B

LS Classic GMLS2003B Gen III LS Breather Valley Plate, Black

Material Type:

Billet Aluminum

Finish:

Powder Coated

$413.95

/each

ICT BILLET |

#826WPMAF31

ICT Billet WPMAF31 LS Gen 3 MAF Sensor 3-Wire Connector Pigtail

Sold in Quantity:

Each

Connector Type:

Female

$26.00

/each

ICT BILLET |

#826WEMAF3024

ICT Billet WEMAF30-24 LS Gen 3 MAF Sensor 36in Extension Harness

Sold in Quantity:

Each

Harness Style:

Extension

$50.00

/each

FiTech |

#52170071

FiTech 70071 Loaded LS1 Aluminum Intake Manifold 500HP Kit, Black

Injection Style:

Multi-port

RPM Range:

1,500-6,500

$965.00

/kit

LS Double Roller Billet Timing Set, 3 Bolt, 1 Sensor

Speedway Motors |

#28678534

LS Double Roller Billet Timing Set, 3 Bolt, 1 Sensor

$149.99

/set

-8%

Holley Sniper |

#4258201121

Holley Sniper EFI 820112-1 Low-Profile Fabricated Intake Manifold

Injection Style:

Multi-port

Intake Manifold Type:

Hi-Ram

RPM Range:

1,800-6,400

$949.95

/each

$1,037.95

LS Single Roller Adjustable Cam Billet Timing Set, 1 Sensor

Speedway Motors |

#28678034

LS Single Roller Adjustable Cam Billet Timing Set, 1 Sensor

(1)

$143.99

/set

$213 Off

Holley |

#425300624BK

Holley 300-624BK Dual Injector LS1 Lo-Ram EFI Top-Feed Intake

Injection Style:

Multi-port

Intake Manifold Type:

Lo-Ram

RPM Range:

3,500-8,000

$1,249.95

/kit

$1,462.95

$144 Off

Holley Sniper |

#425820242

Holley Sniper 820242 Fabricated Intake Manifold, 102mm LS1, Black

Injection Style:

Multi-port

RPM Range:

1,600-6,800

Material Type:

Aluminum

$1,599.95

/each

$1,743.95

$150 Off

Holley Sniper |

#425820201

Holley Sniper 820201 Fabricated Intake Manifold, 92mm LS1, Silver

Injection Style:

Multi-port

RPM Range:

1,600-6,800

Material Type:

Aluminum

$1,649.95

/each

$1,799.95

$119 Off

MSD 82628 Blaster Coil for 98-06 GM LS1/LS6 Engines, 8,Pack

MSD |

#54782628

MSD 82628 Blaster Coil for 98-06 GM LS1/LS6 Engines, 8,Pack

Coil Style:

Coil pack

Color:

Red

$668.95

/set

$787.95

DeatschWerks |

#40100332

DeatschWerks 17U-05-0095-8 Matched Set Of 8 1000Cc/Min Injectors

Injector Plug Style:

USCAR

Sold in Quantity:

Set

$719.00

/each

-16%

PRW 2636413 Water Pump Pulley, GM LS Gen III/Iv Series Edelbrock

PRW Power |

#5752636413

PRW 2636413 Water Pump Pulley, GM LS Gen III/Iv Series Edelbrock

Groove Count:

None

Material Type:

Steel

Finish:

Machined

$252.72

/each

$303.26

-16%

PRW 2634600 Water Pump Pulley, GM LS Gen III/Iv Series, Firebird

PRW Power |

#5752634600

PRW 2634600 Water Pump Pulley, GM LS Gen III/Iv Series, Firebird

Groove Count:

None

Material Type:

Steel

Finish:

Powder Coated

$127.09

/each

$152.51

-16%

PRW 2634637 Water Pump Pulley, GM LS Gen III/Iv Series Edelbrock

PRW Power |

#5752634637

PRW 2634637 Water Pump Pulley, GM LS Gen III/Iv Series Edelbrock

Groove Count:

None

Material Type:

Steel

Finish:

Powder Coated

$134.24

/each

$161.09

-16%

PRW 1213642 GM LS Series, OEM Rocker Arm Replacement Fulcrum

PRW Power |

#5751213642

PRW 1213642 GM LS Series, OEM Rocker Arm Replacement Fulcrum

GTIN Code:

842864015390

$159.34

/kit

$191.21

-16%

PRW 2634608 Water Pump Pulley, GM LS Gen III/Iv Series, Firebird

PRW Power |

#5752634608

PRW 2634608 Water Pump Pulley, GM LS Gen III/Iv Series, Firebird

Groove Count:

None

Material Type:

Steel

Finish:

Satin

$127.09

/each

$152.51

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2003 Chevy Corvette Engine Parts

Subcategory

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Transmission Family

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Price

Customer Rating

Products

LS1/LS6 Finned Lightweight Aluminum Engine Valley Cover, Black

LS Classic GMLS2001B Gen III LS Oil Fill Valley Plate, Black, RH

Clayton Machine LSC-01-P LS Coil Covers RH Oil Fill Cutout, Pol.

Moroso 9643M Mag-Tune Spark Plug Wires, 1999-2006 GM LS

Edelbrock 29086 Victor Jr. LS1 EFI Kit Intake Manifold, Chevy 5.7LS

Related Articles

Chevrolet Performance 11610158 Connecting Rod Bolt, LS1/LS6

Clayton Machine LSV-01 LS Valve Covers, Billet Alum, Machined

LS Valley Cover Plate Gen 3, LS1 LS6, Knock Sensor Delete

Edelbrock 2215 LS1 Hydraulic Roller Cam, 1500-6500 RPM

PRW 9534602 7075 Billet Aluminum, GM 5.7L-6.0L, LS1/6 Series

Elgin EHC-118S Cylinder Head Bolt Set, 97-03 GM LS Engine

LS Classic GMLS2005B Gen III LS Oil Fill Valley Plate, Black, LH

Edlebrock 7788 Lifter Valley Plate, GM LS1/LS6, Aluminum

Hastings GM Piston Rings Set, 3.898 Inch Bore 1.5/1.5/3mm Groves

MSD 8215 GM LS1, LS6 Engine Coil Brackets

BBK 1604 Throttle Body Gasket Kit, 80mm, 98-03 GM LS1

ICT Billet WCMAF31 LS1 5.7L Gen 3 Mass Air Flow Connector Kit

Clayton Machine LSC-02-P LS Coil Covers, Alum., No Cutout, Pol.

ICT Billet WEMAF31-48 LS Gen 3 MAF Sensor 48in Extension Harness

LS Classic GMLS2003B Gen III LS Breather Valley Plate, Black

ICT Billet WPMAF31 LS Gen 3 MAF Sensor 3-Wire Connector Pigtail

ICT Billet WEMAF30-24 LS Gen 3 MAF Sensor 36in Extension Harness

FiTech 70071 Loaded LS1 Aluminum Intake Manifold 500HP Kit, Black

LS Double Roller Billet Timing Set, 3 Bolt, 1 Sensor

Holley Sniper EFI 820112-1 Low-Profile Fabricated Intake Manifold

LS Single Roller Adjustable Cam Billet Timing Set, 1 Sensor

Holley 300-624BK Dual Injector LS1 Lo-Ram EFI Top-Feed Intake

Holley Sniper 820242 Fabricated Intake Manifold, 102mm LS1, Black

Holley Sniper 820201 Fabricated Intake Manifold, 92mm LS1, Silver

MSD 82628 Blaster Coil for 98-06 GM LS1/LS6 Engines, 8,Pack

DeatschWerks 17U-05-0095-8 Matched Set Of 8 1000Cc/Min Injectors

PRW 2636413 Water Pump Pulley, GM LS Gen III/Iv Series Edelbrock

PRW 2634600 Water Pump Pulley, GM LS Gen III/Iv Series, Firebird

PRW 2634637 Water Pump Pulley, GM LS Gen III/Iv Series Edelbrock

PRW 1213642 GM LS Series, OEM Rocker Arm Replacement Fulcrum

PRW 2634608 Water Pump Pulley, GM LS Gen III/Iv Series, Firebird