Tractor · 1974Unverified
Hefty F
Hefty F — Utility tractor · 24 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
24 hp
Weight
997 kg
Hover a source tag to verify
Overview
ManufacturerHeftyReference
Utility tractorReference
Built in Juneau, Wisconsin, USAReference
Two-wheel driveReference
Final drivesspur gearReference
Manual steeringReference
Mechanical disc brakesReference
Open operator station.Reference
Engine
Continental 0.8L 4-cyl gasolineReference
Fuel tank18.9 LReference
Engine20.1 kWReference
Continental R800-46Reference
gasolineReference
4-cylinderReference
liquid-cooled inlineReference
The Continental R800 engine was built by Renault.Reference
Displacement0.8 LReference
Bore/Stroke58 x 80 mmReference
Power20.1 kWReference
Compression8:1Reference
Rated RPM3300Reference
Firing order1-3-4-2Reference
StarterelectricReference
Starter volts12Reference
Coolant capacity4.7 LReference
Transmission
6-speed gearReference
TypegearReference
Gears6 forward and 1 reverseReference
Clutchmechanical dry discReference
Two speeds, plus reverse, in three ranges.Reference
PTO & Hydraulics
PTO (claimed)17.9 kWReference
Typeopen centerReference
Pressure137.9 barReference
Pump flow12.1 lpmReference
Rear TypeIReference
Controlposition controlReference
Rear lift (at ends)712 kgReference
Rear lift (at 24"/610mm)548 kgReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Dimensions
Wheelbase172 cmReference
Weight997 kgReference
Front tire5.00-15Reference
Rear tire11.2-24Reference
Ag front5.00-15Reference
Ag rear11.2-24Reference
Ag front6.00-12Reference
Length256 cmReference
Height (steering wheel)147 cmReference
Shipping weight997 kgReference
Ground clearance46 cmReference
Clearance (front axle)40 cmReference
Clearance (rear axle)49 cmReference
Front tread101 to 152 cmReference
Front tread121 to 193 cmReference
Front tread152 to 203 cmReference
Rear tread96 to 157 cmReference
Rear tread116 to 213 cmReference
Rear tread152 to 213 cmReference
F Serial Numbers
Location:Serial number plate on the right side of the transmission.Reference
Electrical
GroundnegativeReference
Battery volts12Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.