2003 Ford Mustang Engine Parts

2,776 products fit your

2003 Ford Mustang

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2003 Ford Mustang

Department

Street

Application

Modern Muscle

Products

-62%

Aeroquip |

#61710041

Aeroquip FBM4414 Black Straight Swivel Hose End Coupler Fitting -10 AN

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$23.99

/each

$63.55

-52%

Straight High-Flow O-Ring -10 AN Hose to -12 AN Port Fitting

Speedway Motors |

#6177017

Straight High-Flow O-Ring -10 AN Hose to -12 AN Port Fitting

Fitting End A:

-10 AN Male

Fitting End B:

-12 AN Male O-ring

Angle:

Straight

$18.49

/each

$38.94

Speedway Motors |

#6176188

Aluminum Bulkhead Jam Nut, Blue, -4 AN

(1)

AN Size:

-4 AN

Material Type:

Aluminum

Finish:

Anodized

$5.99

/pair

$144 Off

Holley |

#4255501225

Holley 550-1225 Terminator X, 2007-13 Gen III Hemi, EV6 Injectors

Ignition Type:

Gen III Hemi Coil-on-Plug

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,049.95

/kit

$2,193.95

Goodridge |

#6174072

Goodridge GA-904 90 Degree Gauge Fitting -4 AN Male to 1/8 NPT Fem

(1)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Female

Angle:

90 degree

$12.49

/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

Best Engine Swaps of All Time | HEMI VS LS Engine VS 2JZ

What is the best engine to swap? Discover the top engine swap options, including LS, Hemi, and Cummins, and find the best engine swap for your build.

Ford 302 Crate Engine Tech Talk

Darrian recently purchased a 302 Ford BluePrint Crate Engine for his 1962 Comet. Learn more as he walks you through what is included in the kit, it's out-of-the-box assembly and the performance metrics of the engine.

What is a Stroker Engine | Stroker Motor Chart for Chevy, Ford, and Mopar

Wondering what a stroker motor is and how to build one? Speedway Motors has the answers with this stroker motor build guide.

1946 Ford Sedan Delivery Engine Detail

Speedway Motors Product Manager Jeff K. talks about how to really make your engine bay stand out from the crowd with just a little patience, and some Speedway products.

A/C 101 on a '65 Mustang

Speedway Motors employee Alanna C. walks through the how-to of installing the Vintage Air A/C in her 1965 Ford Mustang.

Ford 302 Build Combinations: Recipes for 300-500+ HP

Ford’s 302ci small block V8 is one of Ford’s best engine designs and is capable of great power with the right parts

Transmission Interchange List Chevy, Ford, Mopar V8 Compatibility

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

NASCAR Engines Through the Years

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

Historic Indy Engines

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Powermaster |

#255723

Powermaster 723 Alternator Bracket

GTIN Code:

692209004011

$118.99

/each

Edelbrock |

#3251970

Edelbrock 1970 Performer Series Q-Jet Carb Primary Metering Jet

Material Type:

Brass

Sold in Quantity:

Each

$26.95

/each

-51%

Fragola |

#61770181

Fragola 495108-BL O-Ring -12AN Hose to -10AN Port Fitting

Fitting End A:

-12 AN Male

Fitting End B:

-10 AN Male O-ring

Angle:

Straight

$13.49

/each

$27.78

Aeroquip |

#61710241

Aeroquip FBM4444 Hose End Coupler Fitting, 120 Degree, Black, -10 AN

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$56.99

/each

Intellitronix |

#188M9108R

Intellitronix M9108R LED Oil Temp Gauge, Red

Gauge Diameter:

2-1/16"

Gauge Style:

Digital

Gauge Face Color:

Black

$71.83

/each

BTR BTR-94102-3122-124 GT55 94/112 Journal Bearing Turbo 1.24AR

BTR |

#36984041

BTR BTR-94102-3122-124 GT55 94/112 Journal Bearing Turbo 1.24AR

$1,499.99

/each

-10%

Turbosmart |

#37502231066

Turbosmart TS-0223-1066 Kompact EM VR2 Dual Port Universal BOV

Adjustable:

Yes

Aluminum Flange Included:

Yes

Steel Flange Included:

$315.89

/each

$350.99

Intellitronix |

#188MS9108R

Intellitronix MS9108R LED Oil Temp Gauge, Red

Gauge Diameter:

2-1/16"

Gauge Style:

Digital

Gauge Face Color:

Black

$84.18

/each

-8%

Holley |

#42520155BK

Holley 20-155BK Low LS Accessory Bracket Driver's P/S, Alt, Black

Power Steering Pump Included:

Power Steering Pump Bracket Finish:

Black Painted

Power Steering Pump Brackets Included:

Yes

$349.95

/kit

$383.95

FiTech |

#52176207

FiTech 76207 LS Master Kit 70007 W/ 50015 Go Fuel In-Tank Module

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,375.99

/kit

Aluminum Flare Union Adapter Fitting, Black, -12 AN

Speedway Motors |

#61760381

Aluminum Flare Union Adapter Fitting, Black, -12 AN

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male

Angle:

Straight

$16.99

/each

90 Degree Flare Adaptor, AN6 to 1/8 Inch NPT

Speedway Motors |

#6176083

90 Degree Flare Adaptor, AN6 to 1/8 Inch NPT

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$15.99

/each

ICT WAINJ30 Fuel Injector Adapter Harness, EV1 To Mini Multec 2

ICT BILLET |

#82600030

ICT WAINJ30 Fuel Injector Adapter Harness, EV1 To Mini Multec 2

Injection Style:

Multi-port

Wiring Harness Included:

Yes

$100.00

/each

Speedway Motors |

#6173998

Female Aluminum Swivel Coupler, -3 AN

(1)

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Female

Angle:

Straight

$10.99

/each

-50%

Fragola |

#61770281

Fragola 495112-BL O-Ring -4AN Hose to -10AN Port Fitting

Fitting End A:

-4 AN Male

Fitting End B:

-10 AN Male O-ring

Angle:

Straight

$12.99

/each

$26.30

Speedway Motors |

#9102765

Twin Turbo Dual Oil Drain Line Kit

Sold in Quantity:

Kit

$217.99

/kit

Edelbrock |

#3251429

Edelbrock 1429 Performer Series Carburetor Metering Jet, 0.101 Inch

Material Type:

Brass

Sold in Quantity:

Pair

$15.95

/pair

Edelbrock |

#3253630

Edelbrock 3630 Aluminum Fuel Rail, Small Block Chevy

Material Type:

Aluminum

Finish:

Clear Anodized

Fittings Included:

Yes

$182.95

/pair

-5%

Powermaster |

#255940009

Powermaster 9400-09 Ultra Torque Starter Adapter, Starter Adapter

GTIN Code:

692209011842

$70.99

/each

$75.00

Precision Turbo |

#38685002

Precision Turbo PBO085 Turbocharger Wastegate Spring

Spring Type:

Helical

Material Type:

Stainless Steel

Sold in Quantity:

Each

$33.44

/each

Intellitronix |

#188M9108W

Intellitronix M9108W LED Oil Temp Gauge, White

Gauge Diameter:

2-1/16"

Gauge Style:

Digital

Gauge Face Color:

Black

$71.83

/each

Edelbrock |

#32515549

Edelbrock 15549 Dual Pass/Single Row Universal Heat Exchanger

GTIN Code:

085347155491

Sold in Quantity:

Each

$582.95

/each

BTR SP001-100 Platinum Dual Valve Spring, .660 Lift, Pack Of 100

BTR |

#36984141

BTR SP001-100 Platinum Dual Valve Spring, .660 Lift, Pack Of 100

Valve Spring Style:

Dual Spring

Maximum Lift:

.660"

Installed Height:

1.780"

$1,699.99

/each

Edelbrock |

#3253847

Edelbrock 3847 Intake Elbow Throttle Body Adapter, 90mm, Ford/GM

Finish:

Natural

Sold in Quantity:

Each

$229.95

/each

FiTech |

#52171008

FiTech 71008 Tall LS1/LS2/LS6 750HP W/ In-Line Fuel Pump Kit

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,283.99

/kit

FiTech |

#52176218

FiTech 76218 LS Master Kit 70018 W/ 50015 Go Fuel In-Tank Module

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,663.99

/kit

Straight Socketless Push-On Fitting, 30 Degree Taper, -8 AN to 3/8 NPT

Aeroquip |

#1061206

Straight Socketless Push-On Fitting, 30 Degree Taper, -8 AN to 3/8 NPT

Fitting End A:

1/2" Hose barb

Fitting End B:

3/8" NPT Male

Angle:

Straight

$6.99

/each

PerTronix |

#447128331

PerTronix 12833 Black Magnet Sleeve For 1283 Ignitor Kit

Sold in Quantity:

Each

$57.60

/each

Maxima |

#229029128

Maxima Racing Oils 39-029128 HD Diesel Oil, 15W40, 1 Gallon

Oil Weight:

15W40

Oil Type:

Conventional

ZDDP Enhanced:

$35.99

/gallon

Intellitronix |

#188BS9114B

Intellitronix BS9114B Barg Oil Pressure Gauge, Blue

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$88.68

/each

Intellitronix |

#188M9108B

Intellitronix M9108B LED Oil Temp Gauge, Blue

Gauge Diameter:

2-1/16"

Gauge Style:

Digital

Gauge Face Color:

Black

$71.83

/each

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2003 Ford Mustang Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Aeroquip FBM4414 Black Straight Swivel Hose End Coupler Fitting -10 AN

Straight High-Flow O-Ring -10 AN Hose to -12 AN Port Fitting

Aluminum Bulkhead Jam Nut, Blue, -4 AN

Holley 550-1225 Terminator X, 2007-13 Gen III Hemi, EV6 Injectors

Goodridge GA-904 90 Degree Gauge Fitting -4 AN Male to 1/8 NPT Fem

Related Articles

Powermaster 723 Alternator Bracket

Edelbrock 1970 Performer Series Q-Jet Carb Primary Metering Jet

Fragola 495108-BL O-Ring -12AN Hose to -10AN Port Fitting

Aeroquip FBM4444 Hose End Coupler Fitting, 120 Degree, Black, -10 AN

Intellitronix M9108R LED Oil Temp Gauge, Red

BTR BTR-94102-3122-124 GT55 94/112 Journal Bearing Turbo 1.24AR

Turbosmart TS-0223-1066 Kompact EM VR2 Dual Port Universal BOV

Intellitronix MS9108R LED Oil Temp Gauge, Red

Holley 20-155BK Low LS Accessory Bracket Driver's P/S, Alt, Black

FiTech 76207 LS Master Kit 70007 W/ 50015 Go Fuel In-Tank Module

Aluminum Flare Union Adapter Fitting, Black, -12 AN

90 Degree Flare Adaptor, AN6 to 1/8 Inch NPT

ICT WAINJ30 Fuel Injector Adapter Harness, EV1 To Mini Multec 2

Female Aluminum Swivel Coupler, -3 AN

Fragola 495112-BL O-Ring -4AN Hose to -10AN Port Fitting

Twin Turbo Dual Oil Drain Line Kit

Edelbrock 1429 Performer Series Carburetor Metering Jet, 0.101 Inch

Edelbrock 3630 Aluminum Fuel Rail, Small Block Chevy

Powermaster 9400-09 Ultra Torque Starter Adapter, Starter Adapter

Precision Turbo PBO085 Turbocharger Wastegate Spring

Intellitronix M9108W LED Oil Temp Gauge, White

Edelbrock 15549 Dual Pass/Single Row Universal Heat Exchanger

BTR SP001-100 Platinum Dual Valve Spring, .660 Lift, Pack Of 100

Edelbrock 3847 Intake Elbow Throttle Body Adapter, 90mm, Ford/GM

FiTech 71008 Tall LS1/LS2/LS6 750HP W/ In-Line Fuel Pump Kit

FiTech 76218 LS Master Kit 70018 W/ 50015 Go Fuel In-Tank Module

Straight Socketless Push-On Fitting, 30 Degree Taper, -8 AN to 3/8 NPT

PerTronix 12833 Black Magnet Sleeve For 1283 Ignitor Kit

Maxima Racing Oils 39-029128 HD Diesel Oil, 15W40, 1 Gallon

Intellitronix BS9114B Barg Oil Pressure Gauge, Blue

Intellitronix M9108B LED Oil Temp Gauge, Blue