David Brown 780

David Brown 780The David Brown 780 is a 2WD utility tractor manufactured by David Brown in Meltham Mills, Huddersfield, England from 1967 to 1971. The David Brown 780 is equipped with a 2.7 L (164.4 cu·in) three-cylinder diesel engine and a sliding gear with dry disc clutch transmission with 12 forward and 4 reverse gears.

The David Brown 780 utility tractor used the David Brown engine. It is a 2.7 L, 2,694 cm2, (164.4 cu·in) three-cylinder natural aspirated diesel engine with 100.0 mm (3.94 in) of the cylinder bore and 114.0 mm (4.49 in) of the piston stroke. The compression ratio rating is 17.0:1. This engine produced 46.6 PS (34.3 kW; 46.0 HP) at 2,000 rpm of output power.

The David Brown 780 is equipped with manual steering, mechanical drum brakes, open operator station, and 36.0 liters (9.5 US gal.; 7.9 Imp. gal) fuel tank.

David Brown 780 Specifications

General Specifications
Model David Brown 780
Length 2,830 mm (111.4 in)
Width 1,620 mm (63.8 in)
Height 2,090 mm (82.3 in)
Wheel base 1,920 mm (75.6 in)
Ground clearance 290 mm (11.4 in)
Weight 1,575 kg (3,472 lbs)
Fuel tank capacity 36.0 liters (9.5 US gal.; 7.9 Imp. gal)
Battery 12V
Cabin type Open operator station
Engine
Engine model David Brown
Engine type Four-stroke, liquid-cooled, inline
Cylinders 3
Fuel type Diesel
Displacement 2.7 L, 2,694 cm2, (164.4 cu·in)
Bore and stroke 100.0 mm X 114.0 mm (3.94 in X 4.49 in)
Compression ratio 17.0:1
Horsepower 46.6 PS (34.3 kW; 46.0 HP) at 2,000 rpm
Starter Electric
Oil capacity: 6.2 L (6.6 US. qt, 5.5 Imp. qt.)
Coolant capacity: 9.5 L (10 US. qt, 8.4 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD
Steering type Manual
Brakes Mechanical drum
Transmission model
Transmission type Sliding gear with dry disc clutch
Gears 12 forward and 4 reverse
Transmission oil capacity 22.7 L (6 US. gal, 5 Imp. gal.)
Tires
Front tires Ag: 6.00-16
Rear tires Ag: 12.4/11-28
Three-Point Hitch
Caterogy I
Control type
Lift capacity (at ends) 1,600 kg (3,530 lbs)
PTO (Power take-off shaft)
Rear PTO type Live
Rear PTO speed 540/1,000 rpm
Hydraulic system
Hydraulic type
Pressure 2000 psi (137.9 bar)
Pump flow 7.4 gpm (28 lpm)