Oliver 990

Specifications and review tractor Oliver 990 Technical characteristics, dimensions, weight, power, photos and and publish possibly complete information on specifications, technical data of more than 12.000 tractors and machines. If you choose sort items by model, year, power and factory..

Oliver 990The Oliver 990 is a 2WD standard-tread tractor from the 900 series. This tractor was manufactured by Oliver in Charles City, Iowa, USA from 1958 to 1961. The Oliver 990 is equipped with a 3.5 L (213.0 cu·in) three-cylinder diesel engine and a gear type transmission with 6 forward and 2 reverse gears.

The Oliver 990 standard-tread tractor used the General Motors 3-71 engine. It is a 3.5 L, 3,490 cm2, (213.0 cu·in) three-cylinder natural aspirated diesel engine with 108.0 mm (4.25 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 17.0:1. This engine produced 62.3 PS (45.8 kW; 61.4 HP) at 1800 rpm of output power.

The Oliver 990 is equipped with power steering, disc brakes, and an open operator station.

Oliver 990 Specifications

General Specifications
Model Oliver 990
Wheel base 2,020 mm (79.5 in)
Weight 4,989 kg (10,999 lbs)
Fuel tank capacity
Cabin type Open operator station
Engine model General Motors 3-71
Engine type Four-stroke, liquid-cooled, inline
Cylinders 3
Fuel type Diesel
Displacement 3.5 L, 3,490 cm2, (213.0 cu·in)
Bore and stroke 108.0 mm X 127.0 mm (4.25 in X 5 in)
Compression ratio 17.0:1
Horsepower 62.3 PS (45.8 kW; 61.4 HP) at 1800 rpm
Starter Electric

Transmission and chassis
Chassis 4×2 2WD
Steering type Power
Brakes Disc
Transmission model
Transmission type Gear type with dry disc clutch
Gears 6 forward and 2 reverse
Speed Forward: 19.6 kmh (12.2 mph) Reverse: 7.4 kmh (4.6 mph)
Front tires Ag: 7.50-18
Rear tires Ag: 18-26, 14-34, 15-34

PTO (Power take-off shaft)
Rear PTO type Independent
Rear PTO speed 540 rpm

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