1973-1976 Ford F-Series F-100 VI Regular Cab 5.9 360 V8 (145 Hp) 4×4 Automatic

The Ford F-100, part of the sixth generation of the F-Series (1973-1976), represented a significant evolution in Ford’s light-duty truck offerings. This generation saw a substantial increase in size and refinement compared to its predecessor. The F-100 with the 360 cubic inch (5.9 liter) V8 engine, producing 145 horsepower, coupled with a four-wheel drive system and automatic transmission, was a popular configuration for buyers needing a capable and comfortable work truck. It occupied a middle ground in the F-100 lineup, offering more power and capability than the inline-six options, but remaining more affordable than the larger displacement V8s.

Technical Specifications

Brand Ford
Model F-Series F-100/F-150
Generation F-Series F-100 VI Regular Cab
Type (Engine) 5.9 360 V8 (145 Hp) 4×4 Automatic
Start of production 1973
End of production 1976
Powertrain Architecture Internal Combustion engine
Body type Pick-up
Seats 3
Doors 2
Fuel Type Petrol (Gasoline)
Power 145 Hp
Power per litre 24.6 Hp/l
Engine displacement 5899 cm3
Engine displacement (cu. in.) 359.98 cu. in.
Number of cylinders 8
Engine configuration V-engine
Cylinder Bore 102.87 mm (4.05 in.)
Piston Stroke 88.9 mm (3.5 in.)
Fuel injection system Carburettor
Engine aspiration Naturally aspirated engine
Max. weight 2540 kg (5599.74 lbs.)
Trunk (boot) space – minimum 1713-2084 l (60.49 – 73.6 cu. ft.)
Length 4803-5215 mm (189.09 – 205.31 in.)
Wheelbase 2972-3378 mm (117.01 – 132.99 in.)
Wading depth 630 mm (24.8 in.)
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels permanently, and the front wheels are driven through an electrically or mechanically operated clutch if necessary.
Drive wheel All wheel drive (4×4)
Number of gears and type of gearbox 3 gears, automatic transmission Cruise-O-Matic
Front suspension Independent coil spring
Rear suspension Leaf spring
Front brakes Disc
Rear brakes Drum
Steering type Worm-reduction unit
Power steering Electric Steering
Tires size 215/75 R15; 225/75 R15
Wheel rims size 7J x 15

Powertrain & Engine Architecture

The heart of this F-100 variant was the 360 cubic inch (5.9 liter) Ford Windsor V8 engine. This engine, designated as the 360 FE series, was a robust and relatively simple design. It featured a cast iron block and cylinder heads, with a two-barrel carburetor handling fuel delivery. The engine utilized a traditional pushrod valvetrain, with two valves per cylinder. The 145 horsepower output was a result of a relatively conservative compression ratio and carburetor tuning, prioritizing reliability and low-end torque over peak power. The Cruise-O-Matic three-speed automatic transmission was standard, offering smooth shifts but lacking the efficiency of modern transmissions. This transmission was known for its durability, but could feel sluggish compared to manual transmissions, especially when towing or hauling heavy loads.

Driving Characteristics

The 145 hp 360 V8 and automatic transmission combination provided adequate, but not exhilarating, performance. Acceleration was modest, and passing maneuvers required planning. The automatic transmission’s gear ratios were optimized for towing and hauling, resulting in a lower first gear for improved starting torque, but also contributing to a higher engine speed at cruising speeds. Compared to the F-100s equipped with the smaller inline-six engines, this V8 offered significantly more power and a more relaxed driving experience. However, it fell short of the performance offered by the larger 390 cubic inch V8s. The four-wheel drive system added weight and complexity, but provided enhanced traction in off-road conditions and inclement weather. The steering, utilizing a worm-reduction unit, was known for its solid feel but required more effort than modern rack-and-pinion systems.

Equipment & Trim Levels

The F-100 in this configuration typically came with a fairly basic level of equipment. Standard features included a vinyl bench seat, basic instrumentation (speedometer, fuel gauge, temperature gauge), and a heater. Air conditioning, power steering, and upgraded interior trim were available as optional extras. The interior was functional and durable, designed to withstand the rigors of work truck use. Trim levels were relatively limited during this era, with most variations coming from the addition of optional equipment. The exterior typically featured minimal chrome trim, reflecting its work-oriented nature.

Chassis & Braking

The F-100’s chassis was a traditional body-on-frame construction, providing a robust and durable platform. The front suspension utilized independent coil springs, offering a reasonably comfortable ride. The rear suspension employed leaf springs, which were well-suited for carrying heavy loads. Braking was accomplished via disc brakes on the front wheels and drum brakes on the rear. Power steering was often an optional extra, making maneuvering easier, especially at low speeds. The four-wheel drive system added significant weight and complexity to the chassis, but provided superior traction in challenging conditions. Tire sizes typically ranged from 215/75 R15 to 225/75 R15, providing a balance of on-road comfort and off-road capability.

Market Reception & Comparison

The F-100 with the 360 V8 and automatic transmission was well-received by buyers who needed a capable and reliable work truck. Critics generally praised its durability and towing capacity, but noted its relatively modest performance. Compared to the inline-six versions, the V8 offered a significant improvement in power and drivability. However, it was less fuel-efficient. Compared to the larger V8s, it offered a more affordable price point, making it an attractive option for budget-conscious buyers. Reliability was generally good, although the carburetor required periodic maintenance. Fuel economy, even for the era, was relatively poor, averaging around 10-12 miles per gallon.

Legacy

The sixth-generation F-100, particularly the 360 V8 4×4 automatic variant, has become a popular choice among classic truck enthusiasts. The 360 Windsor V8 is known for its durability and relative simplicity, making it a relatively easy engine to maintain and rebuild. Parts availability remains good, although some components can be difficult to find. These trucks are often sought after for restoration projects and off-road modifications. While not the fastest or most fuel-efficient truck of its era, the F-100 360 V8 4×4 automatic represents a solid and dependable workhorse that continues to be appreciated today. The combination of a robust engine, durable transmission, and capable four-wheel drive system has ensured its enduring appeal in the used car market.

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