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Hesston 80-66

Hesston 80-66 tractor
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The Hesston 80-66 is a utility tractor produced from 1985 to 1991 by Hesston, manufactured by Fiat. It features a Fiat 3.9L 4-cylinder diesel engine producing 80 hp, with multiple transmission options including 12-speed partially synchronized, mechanical shuttle, and 20-speed creeper. The tractor offers two- or four-wheel drive, power steering, and differential mechanical wet disc brakes. It has a rear PTO with independent control and optional 540/1000 rpm speeds. The 80-66 supports various attachments including the L330 front-end loader. It was originally priced at $26,500 in 1990.
Hesston 80-66Hesston tractorsFiat built tractorsutility tractor80 hp tractorHesston 80-66 specs
Power80 hp
Founded1985 - 1991
Model80-66

Technical Specifications

Detailed specifications and technical data for Hesston 80-66

Power

Engine power:80 hp (59.7 kW)
PTO (tested):70.43 hp (52.5 kW)
PTO (claimed):70 hp (52.2 kW)
Drawbar (tested):62.21 hp (46.4 kW)
Drawbar (claimed):62 hp (46.2 kW)

Engine

Type:diesel
Model:Fiat 8045.05
Power:80 hp (59.7 kW)
Cooling:liquid-cooled
Starter:electric
Cylinders:4-cylinder
Rated RPM:2500
Bore/Stroke:4.094x4.527 inches (104 x 115 mm)
Compression:17:1
Pre-heating:ether
Displacement:238.5 ci (3.9 L)
Starter volts:12

Height

Hood:59 inches (149 cm)
ROPS:100 inches (254 cm)
Steering wheel:67 inches (170 cm)

Weight

Ballasted:9400 lbs (4263 kg)
2WD Shipping:5800 lbs (2630 kg)
4WD Shipping:6450 lbs (2925 kg)
4WD Operating:6535 lbs (2964 kg)

Variants

80-66:utility 2WD
80-66DT:utility 4WD
80-66HC:high-crop
80-66OR:orchard 2WD
80-66HCDT:high-crop 4WD
80-66ORDT:orchard 4WD

Electrical

Battery volts:12
Charging amps:33
Charging system:alternator

Hydraulics

Type:open center
Valves:1 to 3
Pressure:2700 psi (186.2 bar)
Total flow:11 gpm (41.6 lpm)

Mechanical

ROPS:Four-post ROPS. Canopy optional.
Drive:Two- or four-wheel drive
Brakes:Differential mechanical wet disc brakes
Steering:Power steering

Production

Type:Utility tractor
Distributor:Hesston
Manufacturer:Fiat
Original price:$26,500 in 1990
Production years:1985 - 1991

Attachments

Loader:L330 Loader

Transmission

Creeper:20 forward and 8 reverse gears; Four gears (1-4) in three ranges (I-III) with normal and creeper ranges.
Options:12-speed partially synchronized, 12-speed mechanical shuttle, 20-speed creeper
Mechanical shuttle:12 forward and reverse gears; Four gears (1-4) in three ranges (I-III) with shuttle.
Partially synchronized:12 forward and 4 reverse gears; Four gears (1-4) in three ranges (I-III). Shifts between gears are synchronized.

Tractor hitch

Control:position and lower-link draft control
Rear Type:II
Rear lift:5194 lbs (2355 kg)

Dimensions & Tires

2WD Length:139 inches (353 cm)
4WD Length:143 inches (363 cm)
Rear tread:55.1 to 78.75 inches (139 to 200 cm)
2WD Wheelbase:90.7 inches (230 cm)
4WD Wheelbase:88.5 inches (224 cm)
2WD Front tread:55.1 to 74.75 inches (139 to 189 cm)
4WD Front tread:60.25 to 77 inches (153 to 195 cm)
2WD Standard tires (ag):Front: 7.50-16. Rear: 18.4-30
4WD Standard tires (ag):Front: 12.4-24. Rear: 18.4-30
2WD Clearance (front axle):21.5 inches (54 cm)
4WD Clearance (front axle):16 inches (40 cm)

Power Take-off (PTO)

Optional:540/1000
Rear PTO:independent
Rear PTO Type:540/ground

Related Models

Hesston 70-66

Model:70-66