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Hefty F Specs ( 1974-1978 )

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Production

Description Utility tractor / Built in Juneau, Wisconsin, USA
Manufacturer Hefty

Engine

Engine type Continental 0.8L 4-cyl gasoline
Fuel tank 5 gal (18.9 L)
Bore/Stroke 2.28x3.14 inches (58 x 80 mm)
Compression 8:1
Coolant capacity 5 qts (4.7 L)
Description Continental R800-46 / gasoline / 4-cylinder / liquid-cooled inline / The Continental R800 engine was built by Renault.
Displacement 51.6 ci (0.8 L)
Firing order 1-3-4-2
Power 27 hp (20.1 kW)
Rated RPM 3300
Starter electric
Starter volts 12
PTO (claimed) 24 hp (17.9 kW)

Transmission

Clutch mechanical dry disc
Description Two speeds, plus reverse, in three ranges.
Gears 6 forward and 1 reverse
Transmission type 6-speed gear
Type gear

Mechanical

Cab Open operator station.
Description Manual steering / Mechanical disc brakes
Drive type Two-wheel drive
Final drives spur gear

Hydraulics

Pressure 2000 psi (137.9 bar)
Pump flow 3.2 gpm (12.1 lpm)
Type open center

Hitch

Control position control
Rear lift (at 24"/610mm) 1210 lbs (548 kg)
Rear lift (at ends) 1570 lbs (712 kg)
Rear Type I

PTO

Rear PTO independent
Rear PTO Type 540 (1.375)

Electrical

Battery volts 12
Ground negative

Dimensions & Tires

Clearance (front axle) 16 inches (40 cm)
Clearance (rear axle) 19.5 inches (49 cm)
Front tread 40 to 60 inches (F) (101 to 152 cm) / 48 to 76 inches (FN) (121 to 193 cm) / 60 to 80 inches (FW) (152 to 203 cm)
Ground clearance 18.5 inches (frame) (46 cm)
Height (steering wheel) 58 inches (147 cm)
Length 101 inches (256 cm)
Rear tread 38 to 62 inches (F) (96 to 157 cm) / 46 to 84 inches (FN) (116 to 213 cm) / 60 to 84 inches (FW) (152 to 213 cm)
Shipping weight 2200 lbs (997 kg)
Wheelbase 68 inches (172 cm)
Front tire 5.00-15
Rear tire 11.2-24
Weight 2200 lbs (997 kg)
Wheelbase 68 inches (172 cm)
Ag front 5.00-15 / 6.00-12
Ag rear 11.2-24

F Serial Numbers

Location: Serial number plate on the right side of the transmission.

References

Description F - Implements published by Hefty / F published by Hefty / FN published by Hefty / FW published by Hefty