2003 Ford Mustang Engine Blocks

Essential 2003 Ford Mustang Engine Blocks

Dorman – Help – Engine Oil Filler Cap: Twist Lock, Direct Fit, Easy To Install, 1 Pack (Part No.80991)

Engine Oil Filler Cap: Twist Lock, Direct Fit, Easy To Install, 1 Pack

from

$8.49
This engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles
  • Restores functionality – reliable replacement for an original part that is missing or cracked due to heat and fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Motorcraft – Engine Oil Filler Cap (Part No.A6140196040MTR)

Engine Oil Filler Cap

from

$9.23
Motorcraft® offers a wide variety of caps to support the ongoing maintenance needs of Ford and Lincoln vehicles. Plus, all are recommended by Ford Motor Company.

Product Features:
  • Engineered to conform to strict emission control standards
  • Both twist-lock and push-on types are available
See More

Carquest Premium – Engine Oil Filler Cap: 10117, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10117)

Engine Oil Filler Cap: 10117, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$6.79
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
See More

Carquest Premium – Engine Oil Filler Cap: 10094, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10094)

Engine Oil Filler Cap: 10094, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$14.29
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
See More

Motorcraft – Engine Oil Filler Cap (Part No.A6140201834MTR)

Engine Oil Filler Cap

from

$10.68
Motorcraft® offers a wide variety of caps to support the ongoing maintenance needs of Ford and Lincoln vehicles. Plus, all are recommended by Ford Motor Company.

Product Features:
  • Engineered to conform to strict emission control standards
  • Both twist-lock and push-on types are available
See More

Carquest Premium – Oil Filler Cap (Part No.10109)

Oil Filler Cap

from

$13.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
See More

Carquest Premium – Engine Oil Filler Cap: 10144, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10144)

Engine Oil Filler Cap: 10144, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$10.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
See More

Carquest Premium – Oil Filler Cap (Part No.10100)

Oil Filler Cap

from

$10.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
See More

Carquest Premium – Engine Oil Filler Cap: 10081, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10081)

Engine Oil Filler Cap: 10081, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$9.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
See More

Motorcraft – Engine Oil Filler Cap (Part No.A6140422899MTR)

Engine Oil Filler Cap

from

$9.52
Motorcraft® offers a wide variety of caps to support the ongoing maintenance needs of Ford and Lincoln vehicles. Plus, all are recommended by Ford Motor Company.

Product Features:
  • Engineered to conform to strict emission control standards
  • Both twist-lock and push-on types are available
See More

Dorman – Help – Engine Oil Filler Cap (Part No.90005)

Engine Oil Filler Cap

from

$13.99
This engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles
  • Restores functionality – reliable replacement for an original part that is missing or cracked due to heat and fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-84)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$26.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-60)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$23.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-68)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$15.79
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

ARP Auto Racing – For Use With 289/ 302 Cubic Inch/ Boss 302 Ford, Apr2000 Steel, 220000 Psi (Part No.154-7904)

For Use With 289/ 302 Cubic Inch/ Boss 302 Ford, Apr2000 Steel, 220000 Psi

from

$25.99
Many an engine has been destroyed as a result of oil pump driveshaft failure. To cure this all too common problem, ARP has designed an extra heavy duty shaft that will provide you with the necessary reliability. The shaft is made from heat treated, premium grade aerospace chrome moly steel. Moreover, the shaft diameter is a larger diameter than the OEM unit. These features combine to enable ARP shafts to handle the added torque requirements of increased capacity oil pumps or heavy viscosity lubricants.

Product Features:
  • Extra Heavy Duty Shaft That Will Provide The Necessary Reliability
  • Enable Shafts To Handle The Added Torque Requirements Of Increased Capacity Oil Pumps Or Heavy Viscosity Lubricants
  • Made From Arp2000 And Heat Treated To 220,000 Psi
  • CNC Milled (Not Broached) Hex, And Has The Retaining Washer Installed
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Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-83)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$17.79
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling Select Performnce – Engine Oil Pump Intermediate Shaft (Part No.12830)

Engine Oil Pump Intermediate Shaft

from

$30.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS137)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$11.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Sealed Power – Engine Oil Pump Intermediate Shaft (Part No.224-61118)

Engine Oil Pump Intermediate Shaft

from

$10.29
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-87)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$12.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling Select Performnce – Engine Oil Pump Intermediate Shaft (Part No.12844)

Engine Oil Pump Intermediate Shaft

from

$31.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-65B)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$14.29
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-86C)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$10.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-87G)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$3.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-84A)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$21.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Melling Select Performnce – Engine Oil Pump Intermediate Shaft (Part No.12600)

Engine Oil Pump Intermediate Shaft

from

$33.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Sealed Power – Engine Oil Pump Intermediate Shaft (Part No.224-61166)

Engine Oil Pump Intermediate Shaft

from

$9.79
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Melling Select Performnce – Engine Oil Pump Intermediate Shaft (Part No.12840)

Engine Oil Pump Intermediate Shaft

from

$33.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

2003 Ford Mustang Engine Blocks

Maybe you’re in the middle of a full rebuild of that 2003 Ford Mustang. Maybe you just need a couple of Engine Blocks. Either way, Advance Auto Parts has 4 different Engine Blocks in our inventory ranging from $8.49 to $11.49. That means you can find the exact parts or products you need to keep that 2003 Ford Mustang running smoothly.

Engine Blocks are only as good as their brand. We stock 4 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Ford Mustang. Carquest Premium, Dorman, and Melling are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Blocks for your 2003 Ford Mustang, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Engine Blocks to keep your 2003 Ford Mustang rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Blocks Brands To Make Your 2003 Ford Mustang Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Ford Mustang demands trusted brand parts and products to keep it running. Many trusted brands of Engine Blocks make up Advance Auto Parts’ inventory, and all are ready to help make your Mustang the best it can be. Be sure to browse some of our top Engine Blocks brands and parts.