2003 Chevy Corvette Engine Parts

3,466 products fit your

2003 Chevy Corvette

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2003 Chevy Corvette

Department

Street

Application

Modern Muscle

Products

$188 Off

Holley |

#4255501062

Holley 550-1062 Terminator X Stealth EFI 4150 58X LS, Gold

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,399.95

/kit

$2,587.95

Chevrolet Performance Parts |

#91605138

Chevrolet Performance Parts LS Engine Main Bearing Cap Bolt Kit

Sold in Quantity:

Kit

$194.99

/kit

$188 Off

Holley |

#4255501060

Holley 550-1060 Terminator X Stealth EFI 4150 58X LS, Shiny

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,399.95

/kit

$2,587.95

-5%

Holley |

#42520132

Holley 20-132 LS Accessory Drive Bracket-ALT, P/S, A/C

(1)

Sold in Quantity:

Each

GTIN Code:

090127682586

$529.95

/each

$562.95

$188 Off

Holley |

#4255501061

Holley 550-1061 Terminator X Stealth EFI 4150 58X LS, Black

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,399.95

/kit

$2,587.95

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.

Small Block and Big Block Chevy Engine Flexplate Guide

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

$188 Off

Holley |

#4255501020

Holley 550-1020 Terminator X Stealth EFI 4150 24X LS, Shiny

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,399.95

/kit

$2,587.95

$669 Off

Holley |

#42520185P

Holley 20-185P Polished Mid-Mount Complete Accessory System

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$3,099.95

/kit

$3,768.95

ICT BILLET |

#82651921

ICT BILLET 551921-LS01 Iron Block Accessory Support Bracket, LS

Sold in Quantity:

Each

Bracket Material:

Billet aluminum

$146.00

/each

Clayton Machine LSC-01-B LS Coil Covers w/Oil Fill Cutout, RH Side

Clayton Machine Works |

#231028

Clayton Machine LSC-01-B LS Coil Covers w/Oil Fill Cutout, RH Side

(7)

Material Type:

Aluminum

Finish:

Powder Coated

$339.95

/pair

ICT BILLET |

#826WEC0I3430

ICT Billet WEC0I34-30 LS Coil Wire Harness Extension, 30 Inch

Outside Length:

30"

Sold in Quantity:

Each

$106.00

/each

Speedway Motors |

#28981021

Speedway Motors GM LS Ignition Coil Extension Cable

Sold in Quantity:

Each

$24.99

/each

$188 Off

Holley |

#4255501021

Holley 550-1021 Terminator X Stealth EFI 4150 24X LS, Black

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,399.95

/kit

$2,587.95

Speedway Motors |

#91603192

Speedway Motors LS1 Series Aluminum Valve Covers, Black

(1)

Valve Cover Height:

2.5

Valve Cover Mounting Style:

Center Bolt

Material Type:

Aluminum

$243.99

/pair

$188 Off

Holley |

#4255501022

Holley 550-1022 Terminator X Stealth EFI 4150 24X LS, Gold

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,399.95

/kit

$2,587.95

$223 Off

Holley |

#4255501064

Holley 550-1064 Terminator X Max Stealth EFI 58X LS Trans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,949.95

/kit

$3,172.95

$223 Off

Holley |

#4255501029

Holley 550-1029 Terminator X Max Stealth EFI 24X LS Trans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,949.95

/kit

$3,172.95

ICT BILLET |

#82651511

ICT Billet 551511XG LS Throttle Body Adapter, 4 To 3 Bolt Drive

Bore Size:

75 mm

Sold in Quantity:

Each

$55.00

/each

$223 Off

Holley |

#4255501063

Holley 550-1063 Terminator X Max Stealth EFI 58X LS Trans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,949.95

/kit

$3,172.95

ICT BILLET |

#826551680

ICT Billet 551680 Oil Pan Bolt Set, LS1/LSX

(1)

GTIN Code:

682384790496

Sold in Quantity:

Kit

$25.00

/set

-8%

MSD 826583 Ignition Coil 99-09 GM Truck Engines, Black, 8-Pack

MSD |

#425826583

MSD 826583 Ignition Coil 99-09 GM Truck Engines, Black, 8-Pack

Coil Style:

Coil pack

Sold in Quantity:

Set

$579.95

/kit

$633.95

Vintage Air |

#725174017

Vintage Air 174017 Front Runner Drive System GM LS Black

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$3,195.99

/each

$223 Off

Holley |

#4255501028

Holley 550-1028 Terminator X Max Stealth EFI 24X LS Trans Control

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,949.95

/kit

$3,172.95

ICT WACAM30-48 LS Cam Position Sensor Harness, Gen III-IV, 48 In

ICT BILLET |

#82603048

ICT WACAM30-48 LS Cam Position Sensor Harness, Gen III-IV, 48 In

GTIN Code:

840117201880

Sold in Quantity:

Each

$50.00

/each

Holley |

#42520131

Holley 20-131 R4 Compressor LS Accessory Drive AC, PS, Alt Bracket Kit

Hardware Included:

Yes

Sold in Quantity:

Kit

$244.95

/each

ICT BILLET |

#8265511362

ICT Billet 551136-2 LS Camaro HD Remote W/P Pass Side Alt Bracket

Bracket Style:

Cylinder Head Mount

Material Type:

Aluminum

$200.00

/each

-7%

Holley |

#42520133

Holley 20-133 RF Compressor LS Acc Drive Brackets, Pass. Side AC

(2)

Hardware Included:

Yes

Fits A/C Compressor Style:

Harrison R4

Mounting Side:

Passenger Side

$273.95

/each

$296.95

ICT BILLET |

#82651693

ICT Billet 551693 Coolant/Steam Port Block Off Plate Set, GM LS

Material Type:

Aluminum

Sold in Quantity:

Kit

$34.00

/each

Chevy Performance 12612350 LS Engine Oil Pan Gasket Kit

Chevrolet Performance Parts |

#35512612350

Chevy Performance 12612350 LS Engine Oil Pan Gasket Kit

GTIN Code:

808709385639

Sold in Quantity:

Each

$55.99

/each

MAHLE |

#50302268

Mahle 930226810 LSX Power Pak Flat Top Piston And Ring Kit, .010

Piston Style:

Flat Top w/ 2 valve reliefs

Piston Material:

Forged Aluminum

Wrist Pin Included:

Yes

$812.36

/each

Holley |

#42520135

Holley 20-135 Drivers Side P/S & Alternator LS Acc Drive Bracket Kit

(1)

Hardware Included:

Yes

Sold in Quantity:

Kit

$159.95

/each

-7%

Mr Gasket |

#42561220G

Mr Gasket 61220G LS Engine Camshaft Retainer and Thrust Plate

Sold in Quantity:

Kit

GTIN Code:

090127026465

$34.26

/kit

$37.06

Speedway Motors |

#91081603

Speedway Motors Chevy LS Engine Block Off Plate Hardware

(1)

Finish:

Natural

Sold in Quantity:

Kit

$19.49

/set

Speedway Motors |

#91603191

Speedway Motors LS1 Series Aluminum Valve Covers, Polished

Valve Cover Mounting Style:

Center Bolt

Material Type:

Aluminum

Finish:

Polished

$247.99

/each

COMP Cams |

#2825462

COMP Cams 5462 4.8-6.2 LS Valve Spring Compressor Tool

(1)

GTIN Code:

036584229575

Material Type:

Steel

Sold in Quantity:

Each

$140.95

/each

ICT BILLET |

#826551427

ICT Billet 551427 LS Engine Mount to Engine Block, Bolt Kit

GTIN Code:

656729844274

Sold in Quantity:

Kit

$16.00

/kit

Chevrolet Performance 12556127 LS Side Main Cap/Cam Gear Bolt

Chevrolet Performance Parts |

#35512556127

Chevrolet Performance 12556127 LS Side Main Cap/Cam Gear Bolt

Sold in Quantity:

Each

$5.39

/each

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2003 Chevy Corvette Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Holley 550-1062 Terminator X Stealth EFI 4150 58X LS, Gold

Chevrolet Performance Parts LS Engine Main Bearing Cap Bolt Kit

Holley 550-1060 Terminator X Stealth EFI 4150 58X LS, Shiny

Holley 20-132 LS Accessory Drive Bracket-ALT, P/S, A/C

Holley 550-1061 Terminator X Stealth EFI 4150 58X LS, Black

Related Articles

Holley 550-1020 Terminator X Stealth EFI 4150 24X LS, Shiny

Holley 20-185P Polished Mid-Mount Complete Accessory System

ICT BILLET 551921-LS01 Iron Block Accessory Support Bracket, LS

Clayton Machine LSC-01-B LS Coil Covers w/Oil Fill Cutout, RH Side

ICT Billet WEC0I34-30 LS Coil Wire Harness Extension, 30 Inch

Speedway Motors GM LS Ignition Coil Extension Cable

Holley 550-1021 Terminator X Stealth EFI 4150 24X LS, Black

Speedway Motors LS1 Series Aluminum Valve Covers, Black

Holley 550-1022 Terminator X Stealth EFI 4150 24X LS, Gold

Holley 550-1064 Terminator X Max Stealth EFI 58X LS Trans Control

Holley 550-1029 Terminator X Max Stealth EFI 24X LS Trans Control

ICT Billet 551511XG LS Throttle Body Adapter, 4 To 3 Bolt Drive

Holley 550-1063 Terminator X Max Stealth EFI 58X LS Trans Control

ICT Billet 551680 Oil Pan Bolt Set, LS1/LSX

MSD 826583 Ignition Coil 99-09 GM Truck Engines, Black, 8-Pack

Vintage Air 174017 Front Runner Drive System GM LS Black

Holley 550-1028 Terminator X Max Stealth EFI 24X LS Trans Control

ICT WACAM30-48 LS Cam Position Sensor Harness, Gen III-IV, 48 In

Holley 20-131 R4 Compressor LS Accessory Drive AC, PS, Alt Bracket Kit

ICT Billet 551136-2 LS Camaro HD Remote W/P Pass Side Alt Bracket

Holley 20-133 RF Compressor LS Acc Drive Brackets, Pass. Side AC

ICT Billet 551693 Coolant/Steam Port Block Off Plate Set, GM LS

Chevy Performance 12612350 LS Engine Oil Pan Gasket Kit

Mahle 930226810 LSX Power Pak Flat Top Piston And Ring Kit, .010

Holley 20-135 Drivers Side P/S & Alternator LS Acc Drive Bracket Kit

Mr Gasket 61220G LS Engine Camshaft Retainer and Thrust Plate

Speedway Motors Chevy LS Engine Block Off Plate Hardware

Speedway Motors LS1 Series Aluminum Valve Covers, Polished

COMP Cams 5462 4.8-6.2 LS Valve Spring Compressor Tool

ICT Billet 551427 LS Engine Mount to Engine Block, Bolt Kit

Chevrolet Performance 12556127 LS Side Main Cap/Cam Gear Bolt