| Manufacturer | Fiat-Hesston |
| Price | - |
| Model | 60-66 |
| Equipment Type | Utility Tractors |
| Factory |
NEBRASKA TRACTOR TEST 1531
| Description | Diesel 12-speed 4WD August 28 - September 5, 1984 Link: Nebraska Tractor Test 1531 file PTO performance Drawbar performance |
| Power at rated engine speed | 51.49hp / 38.4kW |
| Fuel use | 3.2gal/hour / 12.1l/hour |
| Power at rated PTO speed | 48.51hp / 36.2kW |
| Max power | 44.89hp / 33.5kW |
HESSTON 60-66 POWER
| Engine | 60hp / 44.7kW |
| Drawbar (claimed) | 45hp / 33.6kW |
| PTO (claimed) | 51hp / 38.0kW |
| Drawbar (tested) | 44.89hp / 33.5kW |
| PTO (tested) | 51.49hp / 38.4kW |
ENGINE DETAIL
The Fiat-Hesston 60-66 tractor is powered by a robust 3-cylinder Fiat 8035.05 diesel engine, providing 60hp at a rated 2500 RPM, making it suitable for various agricultural tasks. Its 179ci (2.9L) displacement and 17:1 compression ratio suggest strong torque characteristics, ideal for heavy field operations. However, potential challenges include noise levels and vibration due to the engine's configuration, which may necessitate additional operator comfort considerations for prolonged use.
| Description | Fiat 8035.05 diesel 3-cylinder liquid-cooled |
| Displacement | 179ci / 2.9L |
| Bore/Stroke | 4.094x4.527inches / 104 x 115mm |
| Power | 60hp / 44.7kW |
| Compression | 17:1 |
| Rated RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
HESSTON 60-66 ENGINE
The Fiat-Hesston 60-66 features a robust 2.9L 3-cylinder diesel engine, providing efficient fuel combustion and relatively low emissions. With a fuel tank capacity of 19.2 gallons (72.7 liters), it offers extended operational range for medium-duty agricultural tasks, reducing the frequency of refueling. However, the smaller engine size may limit power output compared to larger competitors, potentially affecting performance in more demanding applications.
| Description | Fiat 2.9L 3-cyl diesel |
| Fuel tank | 19.2gal / 72.7L |
TRANSMISSIONS OVERVIEW
The Fiat-Hesston 60-66 tractor features a 12-speed partially synchronized transmission, providing efficient gear shifting for improved operational control, alongside a mechanical shuttle for swift direction changes during tasks. The addition of a 20-speed creeper gear offers enhanced low-speed torque, ideal for precise operations such as tilling and planting. However, operators must be proficient with the transmission system to fully leverage these capabilities, as improper use may lead to increased wear or mechanical stress.
| Description | 12-speed partially synchronized 12-speed mechanical shuttle 20-speed creeper |
TRANSMISSION 1
The Fiat-Hesston 60-66 tractor employs a partially synchronized transmission with 12 forward and 4 reverse gears, allowing for smooth gear transitions within three operational ranges (I-III). The synchronized shifting enhances efficiency during operation, particularly beneficial in varied field conditions where timely speed adjustments are necessary. However, the complexity of the gearbox may require more maintenance and repair expertise, especially if the synchronization mechanism begins to wear over time.
| Type | partially synchronized |
| Gears | 12 forward and 4 reverse |
| Description | Four gears (1-4) in three ranges (I-III). Shifts between gears are synchronized. |
SPEEDS 1
| Description | With 14.9-28 rear tires |
TRANSMISSION 2
The Fiat-Hesston 60-66 tractor features a mechanical shuttle and a total of 12 gears, allowing for efficient speed management in various operations. The four-speed transmission, combined with three ranges, provides versatility for different tasks, particularly in fieldwork or transport. However, the mechanical shuttle may present challenges in smoother gear transitions compared to hydrostatic alternatives, making it less suited for operators seeking seamless operation.
| Type | mechanical shuttle |
| Gears | 12 forward and reverse |
| Description | Four gears (1-4) in three ranges (I-III) with shuttle. |
SPEEDS 2
| Description | With 14.9-28 rear tires |
TRANSMISSION 3
The Fiat-Hesston 60-66 tractor features a creeper transmission with 20 forward and 8 reverse gears, allowing for enhanced control during low-speed operations, such as tilling or ground preparation. The four gears across three ranges (I-III) provide versatility for various agricultural tasks while accommodating both normal and creeping speeds. However, managing the complexity of the multiple ranges may require additional operator training to maximize efficiency during field operations.
| Type | creeper |
| Gears | 20 forward and 8 reverse |
| Description | Four gears (1-4) in three ranges (I-III) with normal and creeper ranges. |
MECHANICAL
The Fiat-Hesston 60-66 tractor features a 4x2 2WD or 4x4 MFWD drivetrain, providing flexibility for varied terrains, though the 2WD configuration may limit traction in soft soil conditions. Its power steering enhances maneuverability, making it advantageous for precision tasks and reducing operator fatigue, while the differential mechanical wet disc brakes improve stopping power and maintenance ease. The diverse transmission options, including partially synchronized and mechanical shuttle systems, offer versatility for different operational speeds and tasks, ideal for both fieldwork and transport scenarios.
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Steering | power |
| Brakes | differential mechanical wet disc |
| Cab | Four-post ROPS. Canopy optional. |
| Transmissions | 12-speed partially synchronized 12-speed mechanical shuttle 20-speed creeper |
HYDRAULICS
| Type | open center |
| Pressure | 2700psi / 186.2bar |
| Valves | 1 to 3 |
| Total flow | 11gpm / 41.6lpm |
TRACTOR HITCH
| Rear Type | I/II |
| Control | position and lower-link draft control |
| Rear lift | 3920lbs / 1778kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 540/ground |
HESSTON 60-66 TIRES
The Fiat-Hesston 60-66 tractor is versatile in its tire configurations, offering both 2WD and 4WD options for varying traction needs, with 2WD featuring narrower front tires for reduced soil compaction and better maneuverability. The 4WD configuration enhances stability and is ideal for heavier implements, particularly in muddy or uneven terrain, but may lead to increased tire wear. Consider the application; for lighter tasks on flat land, 2WD suffices, whereas 4WD is advantageous for complex or challenging field conditions.
| 2WD Standard tires (ag) | Front: 7.50-16. Rear: 14.9-28 |
| 4WD Standard tires (ag) | Front: 9.5-24. Rear: 16.9-28 |
DIMENSIONS
| 2WD Wheelbase | 85.6inches / 217cm |
| 4WD Wheelbase | 83.4inches / 211cm |
| 2WD Length | 130inches / 330cm |
| 4WD Length | 133inches / 337cm |
| 2WD Clearance (front axle) | 20inches / 50cm |
| 4WD Clearance (front axle) | 14inches / 35cm |
| 2WD Front tread | 55.1 to 74.75inches / 139 to 189cm |
| 4WD Front tread | 56.9 to 73.75inches / 144 to 187cm |
| Rear tread | 52.1 to 75.75inches / 132 to 192cm |
HESSTON 60-66 WEIGHT
| 2WD Shipping | 4901lbs / 2223kg |
| 4WD Shipping | 5452lbs / 2473kg |
| 4WD Operating | 5700lbs / 2585kg |
| Ballasted | 7460lbs / 3383kg |
HESSTON 60-66 HEIGHT
| Steering wheel | 63.5inches / 161cm |
| Hood | 56.5inches / 143cm |
| 2WD ROPS | 92.5inches / 234cm |
| 4WD ROPS | 95inches / 241cm |
DIMENSIONS & TIRES
The Fiat-Hesston 60-66 tractor features a robust 2WD wheelbase of 85.6 inches, providing stability for various agricultural tasks, while the slightly shorter 4WD wheelbase enhances maneuverability in tighter spaces at 83.4 inches. Weighing between 4,901 to 5,700 pounds, this tractor offers substantial traction and ground presence, beneficial for heavy-duty applications, although its weight may limit transport options. The combination of front tire size (7.50-16) and rear tire size (14.9-28) indicates a focus on power delivery in the field, yet operators should be cautious of potential soil compaction when used in damp conditions.
| 2WD Wheelbase | 85.6inches / 217cm |
| 4WD Wheelbase | 83.4inches / 211cm |
| Weight | 4901 to 5700pounds |
| Front tire | 7.50-16 |
| 2WD Rear tire | 14.9-28 |
ELECTRICAL
| Charging system | alternator |
| Charging amps | 33 |
| Battery volts | 12 |