Massey Ferguson 550

Production: 1977 - 1979  

Production
Manufacturer:	Massey Ferguson
Type:	Row-Crop tractor
Factory:	Coventry, England

Massey Ferguson 550 Power
Engine:	47 hp 35.0 kW
PTO (claimed):	42.5 hp 31.7 kW

Mechanical
Chassis:	4x2 2WD
Steering:	power
Brakes:	drum
Cab:	Cab standard with heater. ROPS available.
Transmissions:	8-speed gear
12-speed two-speed power shift

Hydraulics
Pressure:	2000 psi 137.9 bar
Pump flow:	9.5 gpm 36.0 lpm
Total flow:	16.5 gpm 62.5 lpm

Tractor hitch
Rear Type:	II
Control:	position and draft control
Rear lift (at ends):	3120 lbs 1415 kg

Power Take-off (PTO)
Rear PTO:	live
independent*Optional
Clutch:	mechanical dry disc (live)
hydraulic (independent)
Rear RPM:	540 (1.375)
1000 (1.375)
Engine RPM:	540@1684 (live) 540@1895 (independent)

Engine Detail
Perkins AD3.152S
diesel
3-cylinder
liquid-cooled
Displacement:	152.6 ci 2.5 L
Bore/Stroke:	3.60x5.00 inches 91 x 127 mm
Power:	47 hp 35.0 kW
Fuel system:	direct injection
Air cleaner:	dry
Pre-heating:	thermostart
Compression:	16.5:1
Rated RPM:	2250
Torque:	124.6 lb-ft 169.0 Nm
Torque RPM:	1400
Starter type:	electric
Oil capacity:	7.2 qts 6.8 L
Coolant capacity:	19 qts 18.0 L

Dimensions
Wheelbase:	82 inches 208 cm
Length:	140 inches 355 cm
Width:	65 inches 165 cm
Height:	91 inches 231 cm
Operating weight:	4592 lbs 2082 kg
Clearance (drawbar):	11.3 inches 28 cm