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Oliver 90

Oliver 90 tractor
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The Oliver 90 is a standard-tread farm tractor produced from 1937 to 1952 by Oliver. It features a Waukesha-Oliver 7.3L 4-cylinder liquid-cooled kerosene engine, producing an estimated 48.9 hp. The tractor has a 4-speed gear transmission with 4 forward and 1 reverse gears. It weighs approximately 7,000 lbs (3175 kg) and uses two-wheel drive with manual steering and an open operator station. The rear PTO is optional. Variants include the 90 with an all-fuel engine and the 99 with a gasoline engine.
Oliver 90Oliver tractorfarm tractor7.3L enginekerosene tractor4-speed transmission22 hp drawbar44 hp belt7000 lbs weight
Power48 hp[B]
Founded1937 - 1952
Model90

Technical Specifications

Detailed specifications and technical data for Oliver 90

Power

Belt (claimed):44 hp (32.8 kW)
Drawbar (claimed):22 hp (16.4 kW)

Tires

Ag rear:46x12 (steel); 12.75-28; 13.25-28; 13-30; 14-30; 15-30
Ag front:7.50-18

Engine

Fuel:kerosene
Make:Waukesha-Oliver
Cooling:liquid-cooled
Cylinders:4-cylinder
Rated RPM:1125
Air cleaner:oil bath
Bore/Stroke:4.75x6.25 inches (121 x 159 mm)
Displacement:443 ci (7.3 L)
Starter type:hand-crank; electric (optional)

Variants

90:all-fuel engine
99:gasoline engine

Dimensions

Weight:7,000 lbs (3175 kg)

Mechanical

Drive:Two-wheel drive
Steering:manual
Operator station:Open operator station

Production

Type:Standard-tread tractor
Factories:Charles City, Iowa, USA; South Bend, Indiana, USA
Manufacturer:Oliver
Years produced:1937 - 1952

Transmission

Type:gear
Gears:4 forward and 1 reverse

Power Take-off (PTO)

Rear PTO:optional

Related Models

Oliver 28-44

Model:28-44