David Brown

780

Farm tractor · 1967–1971 · 46 hp

The David Brown 780 is a farm tractor manufactured from 1967 to 1971. It features a David Brown engine, two-wheel drive drive, and manual steering. The transmission is a sliding gear type with 12 forward and 4 reverse.

Overview

Manufacture LocationMeltham Mills, Huddersfield, England
Original Price Usd4,000
Total Built8,986

Engine

EngineDavid Brown
Fuel Typediesel
Cylinders3
Coolingliquid-cooled
Displacement164.4 ci (2.7 L)
Bore3.94 in (100 mm)
Stroke4.5 in (114 mm)
Compression Ratio17
Power Gross46 hp (34.3 kW)
Oil Capacity6.5 qts (6.2 L)
Coolant Capacity10 qts (9.5 L)
ManufacturerDavid Brown
Rated2,200 RPM
Idle700-2200 RPM
Firing Order1-2-3

Transmission

Transmission Typesliding gear
Gears12 forward and 4 reverse
Clutchdry disc
Oil Capacity24 qts (22.7 L)

Hydraulics

Pump Flow7.4 gpm (28 lpm)
Pressure2,000 psi (137.9 bar)

PTO

Rear Type540/1000

Hitch

Rear TypeI
Rear Lift1,600 lbs (725 kg)

Dimensions

Length111.75 in (283 cm)
Width64 in (162 cm)
Height82.5 in (209 cm)
Wheelbase75.8 in (192 cm)
Ground Clearance11.75 in (29 cm)

Weight

Weight3,470 lbs (1,573 kg)

Tires & Tracks

Front Ag6.00-16
Rear Ag12.4/11-28

Fuel

Capacity9.5 gal (36 L)

Steering

Typemanual