Oliver 770

Oliver 770The Oliver 770 is a 2WD row-crop tractor manufactured by Oliver in Charles City, Iowa, USA from 1958 to 1967. The Oliver 770 tractor is equipped with a 3.5 L (216.5 cu·in) six-cylinder engine and one of two transmissions: a sliding gear transmission with dry disc clutch and 6 forward and 2 reverse gears or a Power-Booster transmission with 12 forward and 4 reverse gears.

The Oliver 770 row-crop tractor used the Waukesha-Oliver engine. It is a 3.5 L, 3,548 cm2, (216.5 cu·in) six-cylinder natural aspirated engine with 89.0 mm (3.5 in) of the cylinder bore and 95.0 mm (3.74 in) of the piston stroke. This engine had gasoline, diesel or LP-gas version. The compression ratio rating is 7.3:1 for the gasoline version and 16.0:1 for the diesel-powered version. This engine produced 47.6 PS (35.0 kW; 47.0 HP) of PTO output power.

The Oliver 770 tractor is equipped with manual steering, disc brakes, open operator station and 76.8 liters (20.3 US gal.; 16.9 Imp. gal) fuel tank for the gas version and 68.9 liters (18.2 US gal, 15.2 Imp. gal) for the diesel version.


  • Wheatland: standard (wide) front axle
  • High-crop: high-clearance
  • Orchard: low profile

Oliver 770 Specifications

General Specifications
ModelOliver 770
Wheel base
Weight2,495 kg (5,501 lbs)
Fuel tank capacity Gas: 76.8 liters (20.3 US gal.; 16.9 Imp. gal)
Diesel: 68.9 liters (18.2 US gal, 15.2 Imp. gal)
Cabin typeOpen operator station
Engine modelWaukesha-Oliver
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeGasoline/Diesel/LP-gas
Displacement3.5 L, 3,548 cm2, (216.5 cu·in)
Bore and stroke89.0 mm X 95.0 mm (3.5 in X 3.74 in)
Compression ratio Gas: 7.3:1
Diesel: 16.0:1
Horsepower47.6 PS (35.0 kW; 47.0 HP)
Coolant capacity:17.0 L (18 US. qt, 15 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD
Steering typeManual
Transmission model
Transmission typeSliding gear with dry disc clutch
Gears6 forward and 2 reverse
Speed Forward: 17.4 kmh (10.8 mph) Reverse: 6.8 (4.2 mph)
Transmission modelPower-Booster
Transmission type
Gears12 forward and 4 reverse
Front tiresAg: 6.00-16
Rear tiresAg: 15.5-38
Three-Point Hitch
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO typeIndependent
Rear PTO speed
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