The 7.3 Powerstroke (1999-2003): A Reliable Powerhouse

The 7.3 Powerstroke was Ford's diesel engine option for the F-Series pickup trucks from 1999 to 2003. This engine replaced the previous 7.3L engine that was used in the OBS trucks and featured several improvements and updates. Here are some key things to know about the 7.3 Powerstroke during this time period:

Engine Specifications

• Displacement: 7.3L (444 cubic inches)
• Configuration: V8 turbo diesel
• Horsepower: 235 hp @ 2,800 RPM (1999-2000 models), 250 hp @ 2,600 RPM (2001-2003 models)
• Torque: 500 lb-ft @ 1,600 RPM (1999-2000 models), 505 lb-ft @ 1,600 RPM (2001-2003 models)

Performance and Capabilities

• Fuel economy: averaging around 16-19 mpg
• Towing capacity: ranging from 10,000 to 13,500 lbs depending on the model and configuration
• Payload capacity: up to 3,860 lbs depending on the model and configuration

Design and Features

• Transmission: 6-speed manual, 4-speed automatic
• Two-wheel drive and four-wheel drive options
• Optional extended cab and crew cab configurations
• Standard anti-lock brakes and front airbags
• Optional trailer brake controller

Overall, the 7.3 Powerstroke from 1999-2003 is considered a reliable powerhouse with excellent towing and hauling capabilities. These engines are known for their longevity, with some reaching over 500,000 miles with proper maintenance. The 7.3 Powerstroke in these years is also popular for its aftermarket upgrade options, allowing increased performance and power. Enthusiasts often choose to add power upgrades such as tuners, injectors, and exhausts to gain increased horsepower and torque.

While the 7.3 Powerstroke was eventually replaced with the 6.0L Powerstroke, the 7.3L is still held in high regard as one of Ford's best diesel engines. The combination of reliability, durability, and performance has earned the 7.3 Powerstroke a place among diesel truck enthusiasts as one of the best diesel engines ever produced.