David Brown 900

The David Brown 900 is a tractor produced by David Brown. It is equipped with a 165 ci 2.7 L engine. The listed engine power is Diesel (listed): 40 hp / 29.8 kW; Kerosene (listed): 37.5 hp / 28.0 kW; Gasoline (listed): 40.5 hp / 30.2 kW; Gasoline (listed): 45.5 hp / 33.9 kW. Transmission: David Brown. Operating weight: 3900 to 4000 pounds.

Overview

	1956 - 1958 Row-Crop tractor

Production
Manufacturer	David Brown
Row-Crop tractor

David Brown 900 Transmission
6-speed
Transmission details ...

David Brown 900 Power
Engine	45.5 hp 33.9 kW
Belt (claimed)	32 hp (kerosene) 23.9 kW
	35 hp (diesel/gas) 26.1 kW
	40 hp (high-compression) 29.8 kW

Mechanical
Two-wheel drive
Steering	manual
Mechanical drum brakes
Open operator station.

Tractor hitch
Rear Type	I
Rear lift (at ends)	1800 lbs 816 kg

Power Take-off (PTO)
Rear PTO	transmission
	live (optional)
Rear PTO Type	540
Engine RPM	545@1600

Dimensions & Tires
Wheelbase	72 inches 182 cm
Weight	3900 to 4000 pounds
Front tire	11.00x28
Full dimensions and tires ...

Belt Pulley
Diameter	8.5 inches 21 cm
Width	5.75 inches 14 cm
RPM	1405
Speed	3125 ft/min 952.50 meters/min

References
900 - Superior Performance published in 1957, by David Brown
900 published in 1958, by David Brown

Engine

Engine options
David Brown 2.7L 4-cyl diesel
David Brown 2.7L 4-cyl kerosene
David Brown 2.7L 4-cyl gasoline

Engine Detail — 165 ci / 2.7 L Diesel

Manufacturer	David Brown AD4/30H
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	165 ci 2.7 L
Bore/Stroke	3.625x4.00 inches 92 x 102 mm
Power	40 hp 29.8 kW
Compression	15.9:1
Rated RPM	2200
Torque	105 lb-ft 142.4 Nm
Torque RPM	1300
Firing order	1-2-4-3
Starter type	electric
Oil capacity	7 qts 6.6 L
Coolant capacity	14 qts 13.2 L
Intake valve clearance	0.015 inches (hot) 0.381 mm
Exhaust valve clearance	0.015 inches (hot) 0.381 mm

Engine Detail — 165 ci / 2.7 L Kerosene

Manufacturer	David Brown AK4/30H
Fuel Type	Kerosene
Configuration	4-cylinder, liquid-cooled
Displacement	165 ci 2.7 L
Bore/Stroke	3.625x4.00 inches 92 x 102 mm
Power	37.5 hp 28.0 kW
Fuel system	Slex 30FV carburetor
Compression	4.7:1
Rated RPM	2200
Torque	110 lb-ft 149.2 Nm
Torque RPM	1000
Firing order	1-2-4-3
Starter	electric
Starter volts	12
Oil capacity	7 qts 6.6 L
Coolant capacity	14 qts 13.2 L
Intake valve clearance	0.015 inches (hot) 0.381 mm
Exhaust valve clearance	0.022 inches (hot) 0.559 mm

Engine Detail — 165 ci / 2.7 L Gasoline

Manufacturer	David Brown AG4/30H
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled
Displacement	165 ci 2.7 L
Bore/Stroke	3.625x4.00 inches 92 x 102 mm
Power	40.5 hp 30.2 kW
Fuel system	Solex 30FV carburetor
Compression	5.5:1
Rated RPM	2200
Firing order	1-2-4-3
Starter	electric
Starter volts	12
Oil capacity	7 qts 6.6 L
Coolant capacity	14 qts 13.2 L
Intake valve clearance	0.015 inches (hot) 0.381 mm
Exhaust valve clearance	0.022 inches (hot) 0.559 mm

Engine Detail — 165 ci / 2.7 L Gasoline

Manufacturer	David Brown PAG4/30H
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled
High-compression gasoline engine for premium fuel.
Displacement	165 ci 2.7 L
Bore/Stroke	3.625x4.00 inches 92 x 102 mm
Power	45.5 hp 33.9 kW
Fuel system	Solex 30FV carburetor
Compression	7:1
Rated RPM	2200
Firing order	1-2-4-3
Starter	electric
Starter volts	12
Oil capacity	7 qts 6.6 L
Intake valve clearance	0.015 inches (hot) 0.381 mm
Exhaust valve clearance	0.022 inches (hot) 0.559 mm

Transmission

Transmission — David Brown

Transmission	David Brown
Gears	6 forward and 2 reverse
Clutch	254mm dry disc
Oil capacity	16 qts 15.1 L
Three gears (1-3) plus reverse (R) in two ranges (low/high).

Dimensions

David Brown 900 Tires
Standard tires (ag)	Front: 11.00x28. Rear:
	Front: 13x28. Rear:
Ag front	6.00x16
Ag rear	11.25x28
Ag rear	5.50x16

Dimensions
Wheelbase	72 inches 182 cm
Length	113 inches 287 cm
Width	65 inches 165 cm
Height	77.75 inches 197 cm
Height (hood)	54.5 inches 138 cm
Diesel Weight	4000 lbs 1814 kg
Kerosene Weight	3900 lbs 1769 kg
Clearance (front axle)	16 inches 40 cm
Front tread	52/56/60/64/68/72/86 inches 132/142/152/162/172/182/218 cm
Rear tread	52/56/60/64/68/72/86 inches 132/142/152/162/172/182/218 cm

Photos

David Brown 900

David Brown 900 D

David Brown 900 D