Hesston 666

Hesston 666 Fiat built Technical Specifications

Hesston 666 is a Row-Crop tractor that was produced by the John Deere between 1983 – 1984.

Below you will find detailed technical specifications for Hesston 666 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Hesston 666 Production

















Manufacturer:
Distributor: Hesston
Manufacturer: Fiat
Type: Utility tractor
Factory: Modena, Italy
Original price: $19,600 (1984)


Hesston 666 Power













Engine:
Drawbar (claimed): 54.3 hp
40.5 kW
PTO (claimed): 62 hp
46.2 kW
Drawbar (tested): 53.13 hp
39.6 kW
PTO (tested): 62.40 hp
46.5 kW

Hesston 666 Electrical







Charging system: alternator
Charging amps: 33

Hesston 666 Mechanical




























Chassis: 4×2 2WD
  4×4 MFWD 4WD (666DT)
Steering: hydrostatic power
Brakes: differential mechanical wet disc
Cab: Four-post ROPS standard. Optional canopy.
Transmissions: 12-speed synchronized
  12-speed
  20-speed

Hydraulics













Type: open center
Pressure: 2700 psi
186.2 bar
Valves: 1 or 2
Pump flow: 11 gpm
41.6 lpm

Tracktor Hitch




Rear Type: I/II

Power Take-off (PTO)







Rear PTO: independent
Rear RPM: 540

Hesston 666 Engine detail



















Engine Detail
Fiat 8045.02
diesel
4-cylinder
liquid-cooled
Displacement: 211 ci
3.5 L
Bore/Stroke: 3.94×4.33 inches
100 x 110 mm
Starter volts: 12



Hesston 666 Transmission overview

Engine Oil








Type: synchronized
Gears: 12 forward and 4 reverse
Four synchronized gears in three ranges.

Hesston 666 Dimensions




























Wheelbase: 90.7 inches
230 cm (2WD)
  88.5 inches
224 cm (4WD)
Length: 139 inches
353 cm (2WD)
  143 inches
363 cm (4WD)
Operating weight: 5,689 lbs
2580 kg (2WD)
  6,350 lbs
2880 kg (4WD)
Ground clearance: 23 inches
58 cm (2WD front axle)
  19 inches
48 cm (4WD front axle)
  16 inches
40 cm (4WD front differential)













Hesston 666 Height
Hood: 59 inches
149 cm
Exhaust: 96 inches
243 cm (2WD)
  97 inches
246 cm (4WD)

Hesston 666 Tests






























Nebraska Tractor Test 1485
Diesel 12-speed 4WD
June 6 – 17, 1983
Link: Nebraska Tractor Test 1485 file
PTO performance
Power at rated engine speed: 62.40 hp
46.5 kW
Fuel use: 3.9 gal/hour
14.8 l/hour
Power at rated PTO speed: 60.33 hp
45.0 kW
Fuel use: 3.5 gal/hour
13.2 l/hour
Drawbar performance
Max power: 53.13 hp
39.6 kW
Fuel use: 3.9 gal/hour
14.8 l/hour

FAQ

Is Hesston 666 a good tractor?

The Hesston 666 is one of the great tractors in the Fiat stable, and it has earned Fiat a fantastic reputation.

How much oil does a Hesston 666 take?

Check out the Hesston 666 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Fiat made the 566

The Hesston 666 was an agricultural tractor model made from 1983 – 1984

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