Runs and drives

Water in oil.

Needs rebuilt engine

Production
Manufacturer: John Deere
Type: Four-wheel Drive (4WD) tractor
Factory: Waterloo, Iowa, USA
Original price: $120,000 (1988 )
The model 8850 was the largest of the four-wheel drive tractors that John Deere unveiled in 1982. Its big V-8 was a departure from John Deere's usual engine design. The 8850 had an available full-power PTO and Load-and-Depth control three-point hitch.
John Deere 8850 Power
Engine: 370 hp
275.9 kW
PTO (claimed): 300 hp
223.7 kW
Drawbar (tested): 269.77 hp
201.2 kW
PTO (tested): 303.99 hp
226.7 kW
power test details ...
John Deere 8850 Engine
John Deere 15.7L 8-cyl diesel
Engine details ...
Mechanical
Chassis: 4x4 articulated 4WD
Steering: hydrostatic power
Brakes: power wet disc
Cab: Sound-Gard cab with air-conditioning
Transmission: 16-speed partial power shift
Transmission details ...
Photos
John Deere 8850 in Western Australia.
John Deere 8850 photos...
Capacity
Fuel: 240 gal
908.4 L
Hydraulic system: 45.5 gal
172.2 L
Hydraulics
Type: closed center constant-pressure
Capacity: 45.5 gal
172.2 L
Valves: 3 to 4
Pump flow: 44 gpm
166.5 lpm
Tractor hitch
Rear Type: 4/4N
Control: lower-link
Rear lift: 10,250 lbs
4649 kg
Power Take-off (PTO)
Rear PTO: independent (optional)
Clutch: hydraulic wet disc
Rear RPM: 1000 (1.75)
Dimensions & Tires
Wheelbase: 133 inches
337 cm
Weight: 37480 to 37700 pounds
Front tire: 20.8-38
Rear tire: 20.8-38
Full dimensions and tires ...
8850 Serial Numbers
Location: Rear of tractor
1982: 2000
1983: 4000
1984: 5101
1985: 6001
1986: 6501
1987: 7001
1988: 7501

how to read serial numbers...

Electrical
Ground: negative
Charging system: alternator
Charging amps: 110
Batteries: 3
Battery CCA: 625
Battery volts: 12