Dorman 977-594 Fuel Injection Throttle Body

Overview of Dorman Fuel Injection Throttle Body 977-594

The Dorman 977-594 fuel injection throttle body is designed for precise electronic throttle control in Ford vehicles. Engineered for compatibility with Ford F-150 and Mustang models, this throttle body ensures reliable air and fuel delivery for gas engines.

• Electronic throttle body with integrated throttle position sensor
• Constructed from durable aluminum housing with a silver finish
• Bore diameter of 3.226 inches for optimal airflow
• Blade-type female electrical connector with 6 terminals
• Compatible with gas fuel systems in Ford F-150 and Mustang

Technical Details and Features

This Dorman fuel injection throttle body (part number 977-594) features an electronic throttle type that includes a built-in throttle position sensor, allowing for accurate throttle response and engine management. The aluminum housing provides strength and heat resistance, finished in silver to resist corrosion. The throttle body has a bore diameter of 3.226 inches, designed to match OEM specifications for proper airflow and engine performance. It connects via a female blade electrical connector with six terminals, ensuring secure and reliable communication with the vehicle’s electronic control unit.

Compatible Vehicles and Applications

This throttle body is specifically compatible with Ford F-150 and Mustang models equipped with gas fuel systems. It is intended for use in fuel injection systems where electronic throttle control is required. The Dorman 977-594 is suitable for replacing worn or malfunctioning throttle bodies to restore proper engine function and throttle response.

• Restores throttle response in Ford F-150 and Mustang gas engines
• Resolves issues related to throttle position sensor failure
• Addresses rough idling or stalling caused by faulty throttle bodies
• Improves engine performance by ensuring accurate air-fuel mixture control
• Eliminates electronic throttle control errors and check engine lights

Installation Notes and Tips

Installation of the Dorman 977-594 throttle body requires removal of the existing throttle body and connection of the electrical harness to the female blade connector. Ensure the throttle body mounting surface is clean and free of debris before installation. This part does not include a gasket or seal, so reuse the original or obtain a new gasket to prevent air leaks. Calibration or relearning procedures may be necessary after installation to ensure proper throttle operation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 977-594 throttle body undergoes quality inspections to ensure durability and performance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts to cover defects in materials and workmanship.