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Oliver 990

Oliver 990 tractor photo
1958 - 1961   900 Series
Standard-tread tractor
Series next:Oliver 995
Series back:Oliver 950





The Oliver 990 was also sold as the Massey Ferguson 98 (with different sheet metal, paint, and seat).
 

Production:

Manufacturer:Oliver
Factory:Charles City, Iowa, USA
Original price (USD)
   $8,200 (1961 )
 

Oliver 990 Engine:

   General Motors 3.5L 3-cyl diesel
full engine details ...
 

Capacity:

 

Power Take-off (PTO):

Rear PTO:independent*Optional
Rear RPM:540
 

Dimensions & Tires:

Wheelbase:79.875 inches [202 cm]
Weight:11,000 lbs [4989 kg]
Front tire:7.50-18
Rear tire:18-26
full dimensions and tires ...
 

990 Serial Numbers:

1958: 67828
1959: 71245
1960: 84487
1961: 110064
Final: 115469

how to read serial numbers...

 

Oliver 990 Power:

Drawbar (claimed):61.4 hp [45.8 kW]
PTO (claimed):84.1 hp [62.7 kW]
Plows:6
Drawbar (tested):61.46 hp [45.8 kW]
Belt (tested):84.10 hp [62.7 kW]
power test details ...
 

Mechanical:

Chassis:4x2 2WD
Steering:power
Brakes:disc
Cab:Open operator station.
 

Belt Pulley:

Diameter:12.25 inches [31 cm]
Width:9 inches [22 cm]
RPM:1021
Speed:3277 ft/min [998.83 meters/min]
 

Battery:

Number:2
Volts:6
 

Page information:

Last update:December 4, 2017
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