Overview
The Fiat 666 is a farm utility tractor produced from 1982 to 1986, offered in both two-wheel drive and four-wheel drive variants. It features a 68 hp Fiat 3.5L 4-cylinder diesel engine and a 12-speed transmission providing 12 forward and 4 reverse gears. The tractor is equipped with a standard cab, wet disc brakes, and a Type II rear hitch with a rated lift capacity of 6922 pounds.
Ideal Applications
Engine and Mechanical Specifications:
The unit is powered by a Fiat 8045.02 liquid-cooled diesel engine with a 210.9 cubic inch displacement and a rated speed of 2500 RPM.
Transmission and PTO Layout:
The mechanical configuration includes 12 forward and 4 reverse gears alongside a rear PTO system supporting both 540 and 1000 RPM.
Dimensions and Load Capacities:
Operating weight ranges from 6700 to 7275 pounds based on drive type, with a 6922-pound rear lift capacity and a hydraulic pump flow of 8.9 gpm.
Production
| Description | Utility tractor |
|---|---|
| Manufacturer | Fiat |
Engine
| Engine type | Fiat 3.5L 4-cyl diesel |
|---|---|
| Fuel tank | 19.2 gal (72.7 L) |
| Bore/Stroke | 3.93x4.33 inches (100 x 110 mm) |
| Description | Fiat 8045.02 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 210.9 ci (3.5 L) |
| Power | 68 hp (50.7 kW) |
| Rated RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
Transmission
| Gears | 12 forward and 4 reverse |
|---|---|
| Transmission type | 12-speed |
Mechanical
| Cab | Cab standard. |
|---|---|
| Description | Wet disc brakes |
| Drive type | Two- or four-wheel drive / Power steering ((Four-wheel drive models.)) |
Hydraulics
| Pump flow | 8.9 gpm (33.7 lpm) |
|---|
Hitch
| Rear lift | 6922 lbs (3139 kg) |
|---|---|
| Rear Type | II |
PTO
| Rear PTO Type | 540/1000 |
|---|
Electrical
| Battery volts | 12 |
|---|---|
| Ground | negative |
Dimensions & Tires
| 2WD Weight | 6700 lbs (3039 kg) |
|---|---|
| 2WD Wheelbase | 90.6 inches (230 cm) |
| 4WD Weight | 7275 lbs (3299 kg) |
| 4WD Wheelbase | 88.6 inches (225 cm) |
| Length | 155 inches (393 cm) |
| 2WD Rear tire | 16.9-30 |
| 2WD Wheelbase | 90.6 inches (230 cm) |
| 4WD Wheelbase | 88.6 inches (225 cm) |
| Front tire | 7.50-16 |
| Weight | 6700 to 7275 pounds |
| 2WD Standard tires (ag) | Front: 7.50-16. Rear: 16.9-30 |
| 4WD Standard tires (ag) | Front: 11.2-24. Rear: 16.9-30 |
Variants
| 666 | 2WD |
|---|---|
| 666DT | 4WD |