2003 Chevy Corvette Engine Parts

3,470 products fit your

2003 Chevy Corvette

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2003 Chevy Corvette

Department

Street

Application

Modern Muscle

Products

FiTech |

#52176114

FiTech 76114 LS3 750HP EFI Intake, Trans Control, Pump, Regulator

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,684.99

/kit

Lucas Oil |

#48410082

Lucas Oil 10082 SAE 5W20 Synthetic Motor Oil, Case

(3)

Oil Weight:

5W20

Oil Type:

Synthetic

ZDDP Enhanced:

$55.99

/box

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Speedway Motors |

#61761811

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Angle:

Straight

Fitting End A:

-8 AN Male

Fitting End B:

-12 AN Male

$15.99

/each

FiTech |

#52170034

FiTech 70034 Ultimate LS 1000HP EFI, LS3, Short Cathedral Intake

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

1000

$2,245.00

/kit

FiTech |

#52170017

FiTech 70017 Ultimate LS7 750HP Square Port EFI Kit

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,107.00

/kit

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!

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.

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.

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.

Spectre 9761 Reducer Coupler, 4 In ID x 3 In ID

Spectre Performance |

#4659761

Spectre 9761 Reducer Coupler, 4 In ID x 3 In ID

Inlet Diameter:

Outlet Diameter:

$23.99

/each

FiTech |

#52176108

FiTech 76108 LS 750HP EFI, Long Intake, In Tank Pump, Regulator

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,396.99

/kit

FiTech |

#52171015

FiTech 71015 Ultimate LS7 500HP W/ In-Line Fuel Pump Master Kit

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,082.99

/kit

Vapor Trapper |

#43900001

Shop48 Vapor Trapper Billet Charcoal Canister Basic Install Kit

Sold in Quantity:

Kit

$329.99

/kit

45 Degree Flare Adaptor, AN6 to 1/4 Inch NPT

Speedway Motors |

#6176095

45 Degree Flare Adaptor, AN6 to 1/4 Inch NPT

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/4" NPT Male

Angle:

45 degree

$13.99

/each

Lisle |

#21233500

Lisle Corporation 33500 Piston Ring Installer, 3/64 In - 1/4 In

(1)

Sold in Quantity:

Each

GTIN Code:

083045335009

$10.49

/each

Intellitronix |

#188MS9114B

Intellitronix MS9114B LED Oil Pressure Gauge, Blue

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$84.18

/each

Speedway Motors |

#91740079

Speedway Motors Single Fan Male Pigtail Connector

(2)

Sold in Quantity:

Each

$7.19

/each

FiTech |

#52176212

FiTech 76212 LS Master Kit 70012 W/ 50015 Go Fuel In-Tank Module

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,375.99

/kit

FiTech |

#52176204

FiTech 76204 LS Master Kit 70004 W/ 50015 Go Fuel In-Tank Module

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,663.99

/kit

-7%

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB603

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

GTIN Code:

090127058213

$385.95

/each

$418.95

$150 Off

Holley Sniper |

#425550510BPD

Holley Sniper 550-510-BPD 4-barrel Self-Tuning EFI Conversion Kit

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,099.95

/kit

$2,249.95

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Speedway Motors |

#61761051

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male

Fitting End C:

-12 AN Male

$26.99

/each

Speedway Motors |

#94081100

Engine Rotator Handle

(1)

Material Type:

Aluminum

Finish:

Anodized

Color:

Black

$153.99

/each

AutoMeter |

#1822264

AutoMeter 2264 Temp. Gauge Probe Adapter Fitting,Brass 1/2 NPT

(1)

Fitting End A:

1/2" NPT Male

Fitting End B:

5/8" - 18

Angle:

Straight

$12.49

/each

-23%

Fragola |

#6179522

Fragola 495022 Pressure Gauge Fitting, 1/8 Female to -3 AN Male 90

(1)

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Female

Angle:

90 degree

$8.49

/each

$11.10

Vibrant |

#32110282

Vibrant 10282 Universal Oil Drain Kit, T3/T4 Turbo, -10 AN Hose

Turbocharger Style:

T3/T4 Hybrid

Oil Flange:

Standard T3/T4 Feed

Hose Length:

20"

$84.99

/each

-7%

Earls |

#425AT981668ERL

Earls AT981668ERL -6 AN Male to 1/2 Inch NPT Straight Adapter

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$19.43

/each

$21.02

DeatschWerks |

#40101026

Deatschwerks 6-0550-FRB-38 DWR550c Carburetor Regulator W/ Gauge

Sold in Quantity:

Each

Material Type:

Aluminum

$199.00

/each

Spectre 9749 Air Intake Tube, 4 in. OD, 6.406 in. Long

Spectre Performance |

#4659749

Spectre 9749 Air Intake Tube, 4 in. OD, 6.406 in. Long

Outside Diameter:

Finish:

Polished

Overall Length:

6.406"

$43.99

/each

Spectre 9719 Air Intake Tubes, 4 in. OD, 6 in. Long

Spectre Performance |

#4659719

Spectre 9719 Air Intake Tubes, 4 in. OD, 6 in. Long

(2)

Outside Diameter:

Finish:

Polished

Overall Length:

6.00"

$21.99

/each

Spectre Performance |

#4658148

Spectre 8148 Air Duct Mounting Plate

(2)

GTIN Code:

089601814803

$9.99

/each

$182 Off

Holley |

#425558510

Holley 558-510 Ford Coyote Ti-VCT Harness Kit

GTIN Code:

090127030288

$1,899.95

/each

$2,081.95

ICT BILLET |

#82655124

ICT BILLET WPCMP30 3-Wire CMP Camshaft Position Sensor, 1999+ LS

GTIN Code:

657814751842

$23.00

/each

FiTech |

#52176216

FiTech 76216 LS Master Kit 70016 W/ 50015 Go Fuel In-Tank Module

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,375.99

/kit

AFCO |

#10685259

AFCO 85259 Brass Gauge Fitting Adapter, 1/8 Inch Female Pipe to -4 AN

(1)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$9.99

/each

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 3/4 In NPT

Speedway Motors |

#61760510

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 3/4 In NPT

Fitting End A:

-12 AN Male

Fitting End B:

3/4" NPT Male

Angle:

Straight

$19.99

/each

K&N RC-5000 Performance Air Filters, 5.625in Tall, Oval Straight

K&N |

#465RC5000

K&N RC-5000 Performance Air Filters, 5.625in Tall, Oval Straight

Material Type:

Cotton Gauze

Top Finish:

Chrome

$78.99

/each

-6%

Accel |

#105150844

ACCEL 150844 Fuel Injectors, 44 lb/hr, 8,Pack, 12 V Saturated Circuit

Injector Plug Style:

EV1/Jetronic/Minitimer

Sold in Quantity:

Set

$649.95

/set

$697.95

FiTech |

#52170036

FiTech 70036 Ultimate LS 1000HP EFI, LS7, Short Cathedral Intake

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

1000

$2,245.00

/kit

BTR BTR-9192-2122-158 S400 91/102 Journal Bearing Turbo T6 1.58AR

BTR |

#36984040

BTR BTR-9192-2122-158 S400 91/102 Journal Bearing Turbo T6 1.58AR

Turbocharger Style:

S400

Turbocharger Bearing Style:

Journal Bearing

$1,349.99

/each

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2003 Chevy Corvette Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

FiTech 76114 LS3 750HP EFI Intake, Trans Control, Pump, Regulator

Lucas Oil 10082 SAE 5W20 Synthetic Motor Oil, Case

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

FiTech 70034 Ultimate LS 1000HP EFI, LS3, Short Cathedral Intake

FiTech 70017 Ultimate LS7 750HP Square Port EFI Kit

Related Articles

Spectre 9761 Reducer Coupler, 4 In ID x 3 In ID

FiTech 76108 LS 750HP EFI, Long Intake, In Tank Pump, Regulator

FiTech 71015 Ultimate LS7 500HP W/ In-Line Fuel Pump Master Kit

Shop48 Vapor Trapper Billet Charcoal Canister Basic Install Kit

45 Degree Flare Adaptor, AN6 to 1/4 Inch NPT

Lisle Corporation 33500 Piston Ring Installer, 3/64 In - 1/4 In

Intellitronix MS9114B LED Oil Pressure Gauge, Blue

Speedway Motors Single Fan Male Pigtail Connector

FiTech 76212 LS Master Kit 70012 W/ 50015 Go Fuel In-Tank Module

FiTech 76204 LS Master Kit 70004 W/ 50015 Go Fuel In-Tank Module

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

Holley Sniper 550-510-BPD 4-barrel Self-Tuning EFI Conversion Kit

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Engine Rotator Handle

AutoMeter 2264 Temp. Gauge Probe Adapter Fitting,Brass 1/2 NPT

Fragola 495022 Pressure Gauge Fitting, 1/8 Female to -3 AN Male 90

Vibrant 10282 Universal Oil Drain Kit, T3/T4 Turbo, -10 AN Hose

Earls AT981668ERL -6 AN Male to 1/2 Inch NPT Straight Adapter

Deatschwerks 6-0550-FRB-38 DWR550c Carburetor Regulator W/ Gauge

Spectre 9749 Air Intake Tube, 4 in. OD, 6.406 in. Long

Spectre 9719 Air Intake Tubes, 4 in. OD, 6 in. Long

Spectre 8148 Air Duct Mounting Plate

Holley 558-510 Ford Coyote Ti-VCT Harness Kit

ICT BILLET WPCMP30 3-Wire CMP Camshaft Position Sensor, 1999+ LS

FiTech 76216 LS Master Kit 70016 W/ 50015 Go Fuel In-Tank Module

AFCO 85259 Brass Gauge Fitting Adapter, 1/8 Inch Female Pipe to -4 AN

Nickel Straight to Aluminum Pipe Adapter Fitting, -12 AN to 3/4 In NPT

K&N RC-5000 Performance Air Filters, 5.625in Tall, Oval Straight

ACCEL 150844 Fuel Injectors, 44 lb/hr, 8,Pack, 12 V Saturated Circuit

FiTech 70036 Ultimate LS 1000HP EFI, LS7, Short Cathedral Intake

BTR BTR-9192-2122-158 S400 91/102 Journal Bearing Turbo T6 1.58AR