2003 Ford Mustang Engine Parts

3,183 products fit your

2003 Ford Mustang

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2003 Ford Mustang

Department

Street

Application

Modern Muscle

Products

Bosch |

#40058040

Bosch 280158040 95LB Short Extended Fuel Injector, EV14

Sold in Quantity:

Each

Material Type:

Aluminum

$110.99

/each

BTR BTR-94102-3232-141 Gt55 94/112 Tri Ball Turbo, V-band, 1.41AR

BTR |

#36984043

BTR BTR-94102-3232-141 Gt55 94/112 Tri Ball Turbo, V-band, 1.41AR

$2,199.99

/each

Edelbrock |

#32512655

Edelbrock 12655 HDQ Carburetor Power Valve, 5.5 Inch Hg, Demon

Power Valve Style:

Standard Flow

Sold in Quantity:

Each

$17.95

/each

-5%

Powermaster |

#255621

Powermaster 621 Starter Clutch Assembly, Mastertorque Starters

Sold in Quantity:

Each

GTIN Code:

692209011439

$70.99

/each

$75.00

-7%

Earls |

#425AT981308ERL

Earls AT981308ERL -8 AN ORB Plug O-Ring Seal Port Fitting, Black

Fitting End A:

-8 AN O-ring

Fitting Attachment 1:

Male AN

Material Type:

Aluminum

$13.41

/each

$14.50

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.

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.

Vintage Air in a 1965 Mustang

Speedway Motors employee Alanna C. talks about the process of tearing down her 1965 Ford Mustang to make room for the Vintage Air A/C kit.

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.

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.

-25%

Vibrant |

#32116905

Vibrant 16905 Fuel Cell Bulkhead Adapter -6 AN Flare To 5/16 Barb

AN Size:

-6 AN

Angle:

Straight

Fitting End A:

-6 AN Male

$20.59

/each

$27.59

$125 Off

Holley |

#425550905T

Holley 550-905T Terminator X 58X/4X EV6 LS MPFI Kit

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

USB/CAN Tuning Cable

$1,449.95

/kit

$1,574.95

K&N RU-5163 Performance Air Filters, 4.125in Tall, Round Tapered

K&N |

#465RU5163

K&N RU-5163 Performance Air Filters, 4.125in Tall, Round Tapered

Material Type:

Cotton Gauze

Overall Height:

4.125"

$68.99

/each

FiTech |

#52179606

FiTech 79606 LS Kit 70006 W/ 50015 Module, 54001, LED Coil Pack

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,525.99

/kit

Chevy Only |

#52800004

Chevy Only Black Lanyard

Color:

Black

Sold in Quantity:

Each

$9.99

/each

-8%

Accel |

#105150615

ACCEL 150615 Fuel Injectors, 15 lb/hr, High Impedance, 6 Pack

Injector Plug Style:

EV1/Jetronic/Minitimer

Sold in Quantity:

Set

$499.95

/set

$546.95

Intellitronix |

#188BS9114G

Intellitronix BS9114G Barg Oil Pressure Gauge, Green

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Style:

Digital

$88.68

/each

Intellitronix |

#188MS9108B

Intellitronix MS9108B LED Oil Temp Gauge, Blue

Gauge Diameter:

2-1/16"

Gauge Style:

Digital

Gauge Face Color:

Black

$84.18

/each

Intellitronix |

#188MS9108W

Intellitronix MS9108W LED Oil Temp Gauge, White

Gauge Diameter:

2-1/16"

Gauge Style:

Digital

Gauge Face Color:

Black

$84.18

/each

-8%

Earls |

#425AT804616ERL

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Fitting Hose Size:

-16 AN

Fitting End A:

-16 AN Female

Fitting End B:

-16 AN Hose

$87.95

/each

$95.95

Straight Aluminum Bulkhead Flare Fitting, Blue, -10 AN

Speedway Motors |

#6176120

Straight Aluminum Bulkhead Flare Fitting, Blue, -10 AN

AN Size:

-10 AN

Angle:

Straight

Fitting End A:

-10 AN Male

$12.99

/each

-10%

Turbosmart |

#37505541012

Turbosmart TS-0554-1012 GenV ProGate50 Wastegate, 14PSI, Black

Wastegate Base Material:

Cast Stainless Steel

Sold in Quantity:

Each

$572.39

/each

$635.99

Granatelli Motor Sports |

#36210204

Granatelli Motor Sports 540204 Turbo Adapter, T4 to 2.5 In V-Band

Material Type:

Stainless Steel

Finish:

Natural

$64.84

/each

BTR SR006-200 LS9 Valve Spring Retainers, Pack Of 200

BTR |

#36984144

BTR SR006-200 LS9 Valve Spring Retainers, Pack Of 200

Outside Diameter:

1.16"

Retainer Material:

Titanium

$1,599.99

/each

ICT BILLET |

#82651474

ICT BILLET 551474-1 A/C Compressor Bracket Kit, Sanden 508, LS

Material Type:

Billet Aluminum

Hardware Included:

Yes

Finish:

Natural

$400.00

/kit

LSM Racing Products |

#91081171

LSM Racing Products PC-100SLC-400 Head Pressure Tester

$329.99

/each

-34%

Fragola |

#61761241

Fragola 483304-BL AN Flare Bulkhead Fitting, -4 AN, 90 Degree

(1)

AN Size:

-4 AN

Angle:

90 degree

Fitting End A:

-4 AN Male

$9.49

/each

$14.39

Fragola 496310 90 Degree Female Swivel Coupler AN10

Speedway Motors |

#6174011

Fragola 496310 90 Degree Female Swivel Coupler AN10

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Female

Angle:

90 degree

$20.99

/each

-7%

Earls |

#425300124ERL

Earls 300124ERL Auto-Fit Hose End, AN24, Red/Blue, Straight

Fitting Hose Size:

-24 AN

Fitting End A:

-24 AN Female

Fitting End B:

-24 AN Hose

$184.95

/each

$200.95

-7%

Earls |

#425AT992908ERL

Earls AT992908ERL Aluminum -8 AN Flare Fitting Cap, Black

Material Type:

Aluminum

Sold in Quantity:

Each

$11.93

/each

$12.90

-8%

Earls |

#425AT925108ERL

Earls AT925108ERL -8 AN Tee, Female Swivel on Branch, Aluminum

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Male

Fitting End C:

-8 AN Male

$63.95

/each

$69.95

Earls |

#425AT935112ERL

Earls AT935112ERL 90 Degree -12 AN Female to Female Swivel Adapter

Fitting End A:

-12 AN Female

Fitting End B:

-12 AN Female

Angle:

90 degree

$35.95

/each

-7%

Earls |

#425AT985081ERL

Earls AT985081ERL -8 AN Male to 7/8-14 Inch O-Ring Port Adapter

Fitting End A:

-8 AN Male

Fitting End B:

7/8" - 14 Male O-ring (-10 AN)

Angle:

Straight

$24.36

/each

$26.35

Spectre 8161 Conical Filter, Black, 2.625 Tall, Round Reverse Tapered

Spectre Performance |

#4658161

Spectre 8161 Conical Filter, Black, 2.625 Tall, Round Reverse Tapered

Filter Color:

Black

Top Finish:

Chrome

$33.99

/each

$445 Off

Holley |

#42520187

Holley 20-187 Mid-Mount LS Race Accessory System

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$2,149.95

/each

$2,594.95

-6%

Holley Sniper |

#425565302K

Holley Sniper 565-302K Hyperspark Master Kit, 565-302 Dist., Ford

Sold in Quantity:

Kit

Distributor Included:

Yes

$1,049.95

/kit

$1,124.95

-18%

Powermaster |

#255802

Powermaster 802 Alternator Bracket, S/B Chevy

GTIN Code:

692209020615

$177.99

/each

$217.50

Speedway Motors |

#28981053

LS Crossover Delete Kit

Sold in Quantity:

Set

$9.99

/set

FAST Fuel Air Spark Technology |

#282307007

FAST 307007 1 Bar MAP Sensor, Each

Wiring Harness Included:

Sold in Quantity:

Each

$55.95

/each

FAST Fuel Air Spark Technology |

#282307019

FAST 307019 75-AMP Relay, Each

GTIN Code:

036584101536

$72.95

/each

FAST 307053 GM Sensor Kit - 1 Bar MAP/14.5 PSI

FAST Fuel Air Spark Technology |

#282307053

FAST 307053 GM Sensor Kit - 1 Bar MAP/14.5 PSI

TPS Sensor Included:

Yes

Sold in Quantity:

Kit

$145.95

/each

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2003 Ford Mustang Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Bosch 280158040 95LB Short Extended Fuel Injector, EV14

BTR BTR-94102-3232-141 Gt55 94/112 Tri Ball Turbo, V-band, 1.41AR

Edelbrock 12655 HDQ Carburetor Power Valve, 5.5 Inch Hg, Demon

Powermaster 621 Starter Clutch Assembly, Mastertorque Starters

Earls AT981308ERL -8 AN ORB Plug O-Ring Seal Port Fitting, Black

Related Articles

Vibrant 16905 Fuel Cell Bulkhead Adapter -6 AN Flare To 5/16 Barb

Holley 550-905T Terminator X 58X/4X EV6 LS MPFI Kit

K&N RU-5163 Performance Air Filters, 4.125in Tall, Round Tapered

FiTech 79606 LS Kit 70006 W/ 50015 Module, 54001, LED Coil Pack

Chevy Only Black Lanyard

ACCEL 150615 Fuel Injectors, 15 lb/hr, High Impedance, 6 Pack

Intellitronix BS9114G Barg Oil Pressure Gauge, Green

Intellitronix MS9108B LED Oil Temp Gauge, Blue

Intellitronix MS9108W LED Oil Temp Gauge, White

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Straight Aluminum Bulkhead Flare Fitting, Blue, -10 AN

Turbosmart TS-0554-1012 GenV ProGate50 Wastegate, 14PSI, Black

Granatelli Motor Sports 540204 Turbo Adapter, T4 to 2.5 In V-Band

BTR SR006-200 LS9 Valve Spring Retainers, Pack Of 200

ICT BILLET 551474-1 A/C Compressor Bracket Kit, Sanden 508, LS

LSM Racing Products PC-100SLC-400 Head Pressure Tester

Fragola 483304-BL AN Flare Bulkhead Fitting, -4 AN, 90 Degree

Fragola 496310 90 Degree Female Swivel Coupler AN10

Earls 300124ERL Auto-Fit Hose End, AN24, Red/Blue, Straight

Earls AT992908ERL Aluminum -8 AN Flare Fitting Cap, Black

Earls AT925108ERL -8 AN Tee, Female Swivel on Branch, Aluminum

Earls AT935112ERL 90 Degree -12 AN Female to Female Swivel Adapter

Earls AT985081ERL -8 AN Male to 7/8-14 Inch O-Ring Port Adapter

Spectre 8161 Conical Filter, Black, 2.625 Tall, Round Reverse Tapered

Holley 20-187 Mid-Mount LS Race Accessory System

Holley Sniper 565-302K Hyperspark Master Kit, 565-302 Dist., Ford

Powermaster 802 Alternator Bracket, S/B Chevy

LS Crossover Delete Kit

FAST 307007 1 Bar MAP Sensor, Each

FAST 307019 75-AMP Relay, Each

FAST 307053 GM Sensor Kit - 1 Bar MAP/14.5 PSI