300-09458 FORD Supercharged Engine Changeover Mustang Shelby

Review FORD Complete 5.8l Supercharged Engine Changeover for MUSTANG SHELBY 2013–2014

The Ford 300-09458 engine changeover kit is specifically designed for the 2013-2014 Ford Mustang Shelby GT500 with the 5.8L supercharged engine. This kit allows for a seamless engine swap or upgrade, making it an essential tool for car enthusiasts, racing teams, and automotive repair shops.

The heart of this kit is the supercharger system, which includes a roots-type supercharger with a four-lobe rotor design. This design provides superior flow and boost efficiency, resulting in increased horsepower and torque. The system also features a high-capacity air-to-water intercooler, ensuring optimal engine performance under all driving conditions.

1. Supercharger system with intercooler

2. Fuel injectors

3. Fuel pressure regulator

4. Throttle body

5. Air intake system

6. Cooling system components

7. Wiring harnesses

8. Brackets and mounts

9. Engine control module (ECM) calibration

The fuel injectors are designed to deliver precise fuel quantities to the engine, ensuring optimal combustion and improved engine efficiency. The throttle body is engineered to provide smooth and responsive power delivery, while the air intake system ensures adequate airflow to the engine.

The cooling system components, including the radiator, water pump, and coolant hoses, are engineered to dissipate heat efficiently, maintaining optimal engine temperature during high-performance driving. The wiring harnesses and brackets and mounts ensure a proper fit and easy installation, while the ECM calibration ensures seamless integration with the vehicle's factory systems.

In summary, the Ford 300-09458 engine changeover kit is a comprehensive solution for changing out or upgrading the supercharged engine in a 2013-2014 Ford Mustang Shelby GT500. It includes all necessary components for a successful installation, ensuring optimal engine performance and increased power output. Whether you're a car enthusiast looking for a power upgrade or a race team preparing for competition, this kit is an essential tool for your garage.

The Ford 300-09458 2013-2014 Mustang Shelby 5.8L supercharged engine is an aftermarket performance upgrade for the Mustang GT model. Installing this engine involves replacing the stock 5.0L Coyote V8 engine with a more powerful and faster version. Here are some pros and cons to consider before making a decision to buy this engine changeover:

1. Increased horsepower and torque: The supercharged engine delivers around 627 horsepower and 590 lb-ft of torque, which is a significant increase over the stock engine's 420 horsepower and 390 lb-ft of torque.

2. Improved acceleration and top speed: The increased power output results in faster acceleration and a higher top speed, making the Mustang a more thrilling and exciting driving experience.

3. Better engine response and power delivery: The supercharger provides instant torque, resulting in better engine response and power delivery, especially at low RPMs.

4. Enhanced driving experience: The upgraded engine provides a more exhilarating and engaging driving experience, making it a popular choice among Mustang enthusiasts.

1. Cost: The cost of the engine changeover, including the engine itself, installation, and any necessary modifications, can be quite expensive.

2. Complexity: Installing the supercharged engine is a complex process that requires specialized knowledge and tools, making it a challenging DIY project for most people.

3. Reduced fuel economy: The increased power output and larger engine size result in reduced fuel economy, which can be a concern for some buyers.

4. Increased maintenance: The supercharged engine requires more frequent maintenance than the stock engine, including regular supercharger belt replacements and oil changes.

The Ford 300-09458 2013-2014 Mustang Shelby 5.8L supercharged engine changeover is an excellent option for those who want to significantly enhance the performance of their Mustang GT. It provides increased horsepower, torque, and acceleration, resulting in a more thrilling and engaging driving experience. However, the cost, complexity, reduced fuel economy, and increased maintenance should be carefully considered before making a decision to purchase this upgrade.

If you are a serious Mustang enthusiast and have the budget, the Ford 300-09458 2013-2014 Mustang Shelby 5.8L supercharged engine changeover is a worthwhile investment. However, if you are on a tighter budget or prefer a more straightforward upgrade, there are other performance options available, such as cold air intakes, exhaust systems, and performance chips. Ultimately, the decision depends on your individual preferences, budget, and driving goals.

Details:

We cover the cost of return unless part was ordered incorrectly. All parts seen in the engine photos are included with sale exception of transmission which is available. This engine, pulled out of a 2014 Mustang Shelby gt500 is being sold as complete changeover. Engine must be inspected in the vehicle for any warranty coverage.

Warranty does not include any labor or towing. We check for any smoking, leaking or noises. When dismantled, the car will again be brought up to operating temperature ensure that engine is running properly. Once sold the engine is decreased, steam cleaned and goes through its final quality control inspection.

When new vehicles arrive, our experienced inventory staff will run the car to operating temperature.

specifications engineblocksam:

• for models: Mustang, Shelby
• for years: 2013–2014
• brand: Ford
• model: Mustang
• conditions options: 5.8, Supercharged, Complete Changeover
• genuine oem: Yes
• ipn: 300-09458
• descriptionpartcondition: Transmission Available
• performance part: No
• items included: Camshaft, Cylinder Head, Oil Pan, Timing Cover, Valve Covers
• manufacturer warranty: 6 Months
• engine size: 5.8 L
• fuel type: Gasoline
• type: Complete Assembly

payments engineblocksam:

• credit card: mastercard
• other
• wallet: paypal

offer engineblocksam:

• availability: in stock
• options: ship-to-home
• sold #: 16
• best offers: true
• started: september 23, 2025
• in stock #: 5
• prices: $8899.99–$19500.00
• item condition:
  • Used
  • New

shipping engineblocksam:

• service: flat rate freight
• type: fixed
• class: freight

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines

seller engineblocksam:

• # reviews: 2586
• city: phoenix, arizona
• rating: 99.3%

returns engineblocksam:

• policy: returns accepted
• time: 60 days
• paid by: seller