Fiat 80-66S Tractor

Manufacturer Fiat
Price -
Model 80-66S
Equipment Type Utility Tractors
Factory

FIAT 80-66S POWER

Engine 78.9hp / 58.8kW

ENGINE DETAIL

The Fiat 80-66S tractor features a robust Iveco 8045.06 diesel engine with a displacement of 3.6L, offering a balanced performance of 78.9 hp at 2500 RPM, ideal for medium-duty agricultural tasks. Its 4-cylinder design ensures efficient fuel combustion and torque delivery, but users may face challenges with component availability given the model's age. An electric starter simplifies initial engagement, though potential electrical system maintenance should be considered, especially in cold environments.

Description Iveco 8045.06 diesel 4-cylinder liquid-cooled
Displacement 220.5ci / 3.6L
Bore/Stroke 3.94x4.53inches / 100x 115 mm
Power 78.9hp / 58.8kW
Rated RPM 2500
Starter electric
Starter volts 12

FIAT 80-66S ENGINE

The Fiat 80-66S features a robust 3.6L Iveco 4-cylinder diesel engine, providing a balance of power and fuel efficiency, crucial for varied agricultural applications. Its compact design facilitates maneuverability in tight spaces while offering adequate horsepower for moderate tasks. However, the limited engine displacement may present challenges in high-demand scenarios, such as heavy tillage or transport, where larger engines typically excel.

Description Iveco 3.6L 4-cyl diesel

TRANSMISSIONS OVERVIEW

The Fiat 80-66S features a robust 12-speed synchronized shuttle transmission, facilitating seamless directional changes and enhancing operator efficiency during field operations. Its 20-speed creeper gear offers exceptional versatility for low-speed tasks, such as tilling or transplanting, ensuring precise control in tight spaces. However, potential challenges include heightened complexity in maintenance due to the advanced gear system and the need for operator proficiency to maximize the tractor’s capabilities.

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

TRANSMISSION 1

The Fiat 80-66S tractor features a 12-speed forward and 4-speed reverse gear configuration, optimizing torque delivery for versatile field applications. This gear setup allows for fine control in various terrains, enhancing productivity in both agricultural and transportation scenarios. However, the complexity of the transmission may require experienced operators to maximize efficiency and avoid operational issues.

Type gear
Gears 12 forward and 4 reverse

TRANSMISSION 2

The Fiat 80-66S features a synchronized shuttle transmission with 12 forward and reverse gears, allowing for smooth directional changes and versatile speed adjustments, making it ideal for various tasks such as tillage or transport. A key advantage of the sync shuttle system is its ease of operation, enhancing productivity during fieldwork. However, challenges may arise in maintenance costs and complexity compared to simpler gear systems, requiring trained personnel for optimal care.

Type sync shuttle
Gears 12 forward and reverse

TRANSMISSION 3

The Fiat 80-66S tractor features a creeper gear system, allowing for precise low-speed operation, ideal for tasks such as cultivating or plowing in tight quarters. With 20 forward and 12 reverse gears, it offers significant versatility for various field conditions, enhancing maneuverability and productivity. However, the complexity of the gearing may require more maintenance and operator training to optimize performance.

Type creeper
Gears 20 forward and 12 reverse

MECHANICAL

The Fiat 80-66S tractor features a robust 4x4 MFWD option, enhancing traction in challenging terrain. Its wet disc brakes provide consistent stopping power and reduced maintenance requirements compared to dry systems. The 12-speed gear and 20-speed creeper transmissions offer versatility for various tasks, making it ideal for both fieldwork and transport scenarios.

Chassis 4x2 2WD/4x4 MFWD 4WD
Steering power
Brakes wet disc
Cab Four-post ROPS. Cab optional.
Transmissions 12-speed gear/12-speed sync shuttle/20-speed creeper

TRACTOR HITCH

Rear lift 7859lbs / 3564kg

POWER TAKE-OFF (PTO)

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

FIAT 80-66S TIRES

The Fiat 80-66S tractor offers both 2WD and 4WD configurations, with notable tire size variations impacting traction and stability. The 2WD option utilizes standard agricultural tires that can limit performance on uneven terrain, while the 4WD configuration enhances grip and increases productivity in challenging field conditions. Choosing between these configurations should consider the intended agricultural use: 2WD for flat, stable fields, and 4WD for variable terrain requiring better maneuverability and traction.

2WD Standard tires (ag) Front: 7.50-18. Rear: 13.6/12-38
4WD Standard tires (ag) Front: 11.2/10-28. Rear: 13.6/12-38

DIMENSIONS

2WD Wheelbase 90.8inches / 230cm
4WD Wheelbase 88.5inches / 224cm
2WD Length 138.2inches / 351cm
4WD Length 137.3inches / 348cm
2WD ROPS Weight 5798lbs / 2629kg
4WD ROPS Weight 6526lbs / 2960kg
2WD Ground clearance 20.7inches / 52cm
4WD Ground clearance 17.3inches / 43cm
2WD Front tread 55.3 to 75inches / 140to 190 cm
4WD Front tread 61.4 to 78.8inches / 155to 200 cm
Rear tread 55.1 to 78.7inches / 139to 199 cm

FIAT 80-66S HEIGHT

2WD Steering wheel 65.9inches / 167cm
4WD Steering wheel 66.9inches / 169cm
2WD Hood 58.7inches / 149cm
4WD Hood 59.7inches / 151cm
ROPS 99.2inches / 251cm
Cab 99.2inches / 251cm

DIMENSIONS & TIRES

The Fiat 80-66S tractor features a robust 90.8-inch wheelbase in 2WD and a slightly shorter 88.5-inch wheelbase in 4WD, providing enhanced stability and maneuverability on varied terrain. Its weight range of 5798 to 6526 pounds offers a solid foundation for traction, crucial for heavy-duty tasks, though it may limit transportability. The tire specifications (7.50-18 front and 13.6/12-38 rear for 2WD) highlight compatibility with various soil types; however, tire selection can impact performance in muddy or uneven conditions.

2WD Wheelbase 90.8inches / 230cm
4WD Wheelbase 88.5inches / 224cm
Weight 5798 to 6526 pounds
Front tire 7.50-18
2WD Rear tire 13.6/12-38

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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