Fiat 50-66S Tractor

Manufacturer Fiat
Price -
Model 50-66S
Equipment Type Utility Tractors
Factory

FIAT 50-66S POWER

Engine 49.4hp / 36.8kW

ENGINE DETAIL

The Fiat 50-66S is powered by an Iveco 8035.06 diesel engine, providing a compact yet robust power output of 49.4hp at 2500 RPM. With a displacement of 2.7L and a bore/stroke ratio optimized for torque, this tractor excels in agricultural applications that require sustained low-end power. However, potential challenges include limited horsepower for heavier tasks and maintenance requirements associated with its 3-cylinder design, which may necessitate more frequent servicing compared to larger multi-cylinder engines.

Description Iveco 8035.06 diesel 3-cylinder liquid-cooled
Displacement 165.4ci / 2.7L
Bore/Stroke 3.94x4.53inches / 100 x115 mm
Power 49.4hp / 36.8kW
Rated RPM 2500
Starter electric
Starter volts 12

FIAT 50-66S ENGINE

The Fiat 50-66S is powered by a 2.7L 3-cylinder Iveco diesel engine, providing a balance of efficiency and torque suitable for light to medium agricultural tasks. A key advantage is its compact size, which enhances maneuverability in tight spaces, though its lower horsepower may limit performance in heavy-duty applications. Maintenance is straightforward due to the simplicity of the engine design, making it suitable for small-scale farms or hobbyist use.

Description Iveco 2.7L 3-cyl diesel

TRANSMISSIONS OVERVIEW

The Fiat 50-66S tractor features a sophisticated 12-speed transmission with an additional 12-speed shuttle and 20-speed creeper capability, providing exceptional versatility in speed and torque management for various applications. This gearbox configuration allows for smooth transitions, making it ideal for tasks requiring precise speed control, such as tilling or planting in tight spaces. However, operators may face a learning curve in mastering the shifting mechanics, particularly in high-stress scenarios where quick adjustments are essential.

Description 12-speed gear / 12-speed shuttle / 20-speed creeper

TRANSMISSION 1

The Fiat 50-66S tractor features a dual-clutch transmission with 12 forward and 4 reverse gears, providing versatility for various field operations and smooth transition between speeds. This configuration allows for better torque management and improved efficiency during plowing and transportation tasks. However, the complexity of 12 forward gears may require skilled operators to maximize the transmission capabilities effectively.

Type gear
Gears 12 forward and 4 reverse

TRANSMISSION 2

The Fiat 50-66S features a shuttle transmission, allowing for smoother direction changes without stopping, which enhances productivity in tasks such as loading and hauling. With a 12-speed gear system, operators benefit from a wide range of speed selections, facilitating adaptability in various field conditions, though mastering the gear ratios may pose a learning curve for new users. Overall, this tractor is well-suited for mixed farming operations where versatility and efficiency in maneuverability are essential.

Type shuttle
Gears 12 forward and reverse

TRANSMISSION 3

The Fiat 50-66S tractor features a creeper gear system, providing enhanced versatility for low-speed operations, which is ideal for tasks like plowing or precision seeding. With 20 forward and 8 reverse gears, it offers excellent control and adaptability across various terrains, although this complexity may lead to a steeper learning curve for novice operators. Consider scenarios like small-scale farming where maneuverability and speed control are paramount; this model excels in such applications.

Type creeper
Gears 20 forward and 8 reverse

MECHANICAL

The Fiat 50-66S tractor features a robust 4x4 MFWD option, which enhances traction and stability on uneven terrains, making it suitable for diverse agricultural tasks. Its power steering provides improved maneuverability, while the wet disc brakes ensure reliable stopping power under heavy loads. With versatile transmission options, including 12-speed gear and 20-speed creeper, the tractor excels in both high-speed and low-speed operations, catering to various farming scenarios efficiently.

Chassis 4x2 2WD/4x4 MFWD 4WD
Steering power
Brakes wet disc
Cab Cab standard
Transmissions 12-speed gear / 12-speed shuttle / 20-speed creeper

TRACTOR HITCH

Rear lift 4685lbs / 2125kg

POWER TAKE-OFF (PTO)

Rear RPM 540 (1.375)/540/750/540/1000

FIAT 50-66S TIRES

The Fiat 50-66S tractor offers two-wheel drive (2WD) and four-wheel drive (4WD) configurations, allowing for versatile applications depending on terrain and load requirements. The larger front tires (7.50-20) in the 4WD version improve traction and stability in challenging conditions, making it advantageous for agricultural tasks in varied soil types. However, the 2WD variant, while potentially more fuel-efficient and easier to maintain, may struggle in muddy or uneven terrains where the 4WD would excel.

2WD Standard tires (ag) Front: 5.50-16. Rear: 12.4/11-28
4WD Standard tires (ag) Front: 7.50-20. Rear: 12.4/11-28

DIMENSIONS

2WD Wheelbase 78.7inches / 199cm
4WD Wheelbase 74.9inches/190cm
2WD Length 117.1inches / 297cm
4WD Length 116.9inches / 296cm
2WD Weight 4685lbs / 2125kg
4WD Weight 5236lbs / 2375kg
2WD Ground clearance 17.5inches / 44cm
4WD Ground clearance 13inches / 33cm
2WD Front tread 51.2 to 70.9inches / 130 to 180cm
4WD Front tread 54.5 to 71.6inches / 138 to 181cm
Rear tread 47.5 to 70.9inches / 120 to 180cm

FIAT 50-66S HEIGHT

Steering wheel 57.1inches / 145cm
Hood 50inches / 127cm
Cab 88.4inches / 224cm

DIMENSIONS & TIRES

The Fiat 50-66S features a robust 2WD configuration with a wheelbase of 78.7 inches, providing stability and maneuverability, while the 4WD variant, with a shorter wheelbase of 74.9 inches, enhances traction in soft soil conditions. Weighing between 4,685 and 5,236 pounds, this tractor can effectively manage heavy implements but may face challenges in compacted terrains due to its weight. The tire specifications (5.50-16 front and 12.4/11-28 rear) support good ground contact but require careful selection for optimal performance based on the operating environment.

2WD Wheelbase 78.7inches / 199cm
4WD Wheelbase 74.9inches / 190cm
Weight 4685 to 5236 pounds
Front tire 5.50-16
2WD Rear tire 12.4/11-28

ELECTRICAL

Ground negative
Battery volts 12


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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