John Deere GP

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3-Point Hitch
Rear type -
Control -
Rear lift -
Front hitch -
Front lift -
Power Take-off (PTO):
Rear PTO -
Clutch -
Rear RPM -
Front PTO -
Engine RPM -
Capacity
Fuel 16 gal [60.6 L]
Dimensions & Tires
Wheelbase -
Weight 3,600 lbs [1632 kg]
Front tire 24x6
Rear tire 42.75x10
John Deere GP Power:
Engine gross -
Engine max -
Mechanical
Chassis 4x2 2WD
Differential lock -
Steering manual
Brakes -
Trailer brakes -
Cab Open operator station.
Hydraulics
Type -
Rear valves -
Mid valves -
Pump flow manual
SCV flow -
Total flow -
Electrical
Ground -
Charging system -
Charging amps -
Charging volts -
Battery
Number -
Cold-cranking amps -
Volts -
Engine Detail
Original engine, used until 1931. Water-injection system was used to prevent detonation ("knocking") with low quality fuels.
John Deere
kerosene
2-cylinder
liquid-cooled
311.6 ci [5.1 L]
Engine specifications
Bore/Stroke 5.75x6.00 inches [146 x 152 mm]
Emissions -
Emission control -
Rated Power -
Maximum Power -
Air cleaner -
Pre-heating -
Compression -
Fuel system -
Rated RPM 900
Operating RPM -
Torque -
Torque RPM -
Starter -
Starter volts -
Oil capacity -
Oil change -
Coolant capacity 36 qts [34.1 L]
Type unsynchronized gear
Gears 3 forward and 1 reverse
Clutch -
Speeds  
John Deere GP Tires
Ag front 24x6 steel
Ag rear 42.75x10 steel
Standard tires (ag) -
Dimensions
Weight (operating) -
Weight (max capacity) -
Front axle load -
Rear axle load -
Wheelbase -
Length 112 inches [284 cm]
With hitch Length: -
Width -
Height (hood) -
Height (cab) -
Front axle -
Rear axle -
Height (exhaust) -
Clearance (front axle) -
Clearance (rear axle) -
Clearance (drawbar) -
Test name
Test Date October 22 - 29, 1928
Test Type 311 kerosene 3-speed 2WD
PTO power (max) -
PTO fuel use (max) -
PTO power (rated engine speed) -
PTO fuel use (engine speed) -
PTO fuel use (PTO speed) -
Drawbar power (max) 17.24 hp [12.9 kW]
Drawbar fuel use (max) -
Drawbar pull (max) 2,489 lbs [1129 kg]
Max pull gear Int.
Test name
Test Date May 4 - 15, 1931
Test Type 339 distillate 3-speed 2WD
PTO power (max) -
PTO fuel use (max) -
PTO power (rated engine speed) -
PTO fuel use (engine speed) -
PTO fuel use (PTO speed) -
Drawbar power (max) 18.86 hp [14.1 kW]
Drawbar fuel use (max) -
Drawbar pull (max) 2,853 lbs [1294 kg]
Max pull gear Int.