1979-1981 Ford F-Series F-250 VII Regular Cab 4.9 Six (117 Hp) Automatic

The Ford F-Series F-250 VII Regular Cab, equipped with the 4.9-liter inline-six engine and an automatic transmission, represented a work-focused configuration within the seventh generation of Ford’s immensely popular F-Series pickup trucks. Produced from 1979 to 1981, this variant served as an entry point into the F-250 range, catering to buyers who prioritized durability and affordability over outright performance. It occupied a crucial space in the market, offering a heavier-duty alternative to the F-150 while remaining more accessible than the larger-engine F-250 models.

Technical Specifications

Powertrain & Engine Architecture

The heart of this F-250 variant was Ford’s 4.9-liter (299 cubic inch) inline-six engine, often referred to as the “300 Six” despite its actual displacement. While the name was a bit of a misnomer, the engine was known for its robust construction and longevity. This particular iteration produced 117 horsepower and 308 Nm (227.17 lb-ft) of torque. The engine utilized a single-barrel carburetor for fuel delivery, a common setup for the era, and featured a relatively simple valvetrain. The engine was mounted longitudinally in the chassis. The “SelectShift” automatic transmission was a three-speed unit, designed for durability and ease of use rather than sporty performance. It was a typical torque-converter automatic, prioritizing smooth shifts and reliable operation under heavy loads.

Driving Characteristics

The 4.9-liter engine and automatic transmission combination delivered a driving experience focused on utility. Acceleration was modest, and the truck wasn’t designed for quick speeds. However, the engine’s torque characteristics made it well-suited for hauling and towing. The automatic transmission’s gear ratios were optimized for low-end grunt, allowing the F-250 to manage moderate inclines and carry substantial payloads. Compared to the available V8 engines in the F-250 lineup, this 4.9L automatic was noticeably slower, but it offered a smoother, more relaxed driving experience for those who didn’t require maximum power. Manual transmission versions of the 4.9L offered slightly better performance and fuel economy, but the automatic provided greater convenience, especially in stop-and-go traffic or when towing.

Equipment & Trim Levels

The F-250 with the 4.9-liter engine and automatic transmission typically represented the base trim level. Standard features were relatively sparse, reflecting its work-oriented nature. The interior usually featured a vinyl bench seat, a basic dashboard with minimal instrumentation, and rubber floor mats. Air conditioning and an upgraded radio were often optional extras. Power steering was generally standard, but power windows and locks were rarely included on this base model. The exterior typically featured minimal chrome trim and a functional, utilitarian design. Buyers could opt for various bed lengths and configurations, as well as two-tone paint schemes, to personalize their truck.

Chassis & Braking

The F-250 chassis was built for durability and load-carrying capacity. It featured a heavy-duty frame and a robust suspension system. The front suspension utilized independent coil springs, providing a reasonably comfortable ride for a truck of its size. The rear suspension employed leaf springs, designed to handle heavy loads. Braking duties were handled by disc brakes at the front and drum brakes at the rear. Power steering was standard, making maneuvering the large truck easier. The tires, typically 215/85 R16.5, were chosen for their durability and load-carrying capacity rather than high-performance handling.

Market Reception & Comparison

The 4.9-liter F-250 automatic was generally well-received by buyers who needed a capable work truck without the expense of a larger engine. Critics acknowledged its durability and fuel efficiency, particularly compared to the V8 options. However, its lack of power was often noted. Compared to the F-150, the F-250 offered a higher payload capacity and greater towing capability. Compared to the F-250 models with V8 engines, the 4.9-liter version was significantly more affordable, but it came at the cost of performance. Fuel economy was a strong point for this configuration, offering a noticeable improvement over the V8s, especially in real-world driving conditions.

Legacy

The 4.9-liter inline-six engine gained a reputation for exceptional longevity and reliability. Many examples of this engine are still running today, often with hundreds of thousands of miles on the odometer. The automatic transmission, while not as sophisticated as modern units, proved to be durable and capable of withstanding years of hard use. In the used car market, these F-250s are often sought after by those looking for a simple, reliable, and affordable work truck. While not a collector’s item in the same vein as some of the higher-performance F-250 variants, the 4.9-liter automatic holds a special place in the hearts of many truck enthusiasts who appreciate its rugged simplicity and enduring dependability. The combination of a robust engine, a durable transmission, and a heavy-duty chassis made this F-250 a workhorse that earned its keep for decades.