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Oliver 77 tractor

Oliver 77 Specs

Production

Manufacturer Oliver
Type Row-Crop tractor
Factory Charles City, Iowa, USA
Original price $3,000 (1954)

Variants

77 Row-Crop tricycle chassis
77 Standard standard front
77 Orchard low-profile

Engines

Engines
  • Waukesha-Oliver 3.2L 6-cyl gasoline
  • Waukesha-Oliver 3.2L 6-cyl diesel
  • Waukesha-Oliver 3.2L 6-cyl LP gas
Fuel tank 16.5 gal

Dimensions & Tires

Wheelbase 90.75 inches
Weight 4207 to 4502 pounds
Front tire 5.50-16
Rear tire 10-38

Belt Pulley

Diameter 12 inches
Width 7.25 inches
RPM 992
Speed 3,080 ft/min

Power

Plows 2-3
Drawbar (tested) 32.89 hp
Belt (tested) 37.17 hp

Mechanical

Chassis 4x2 2WD
Steering manual
Brakes differential mechanical drum
Cab Open operator station.
Transmission 6-speed unsynchronized gear

Power Take-off (PTO)

Rear RPM 540

Serial Numbers

Location
  • early: rear main frame and transmission, front-right side
  • later: below instrument panel
1948 320001
1949 320241
1950 327901
1951 337243
1952 347904
1953 3500001
1954 4501667
Final 4504470

Oliver 77 engine specs

Engines overview

Engines overview
  • Waukesha-Oliver 3.2L 6-cyl gasoline
  • Waukesha-Oliver 3.2L 6-cyl diesel
  • Waukesha-Oliver 3.2L 6-cyl LP gas

Engine Detail (gasoline)

Engine Detail
  • Waukesha-Oliver
  • gasoline
  • 6-cylinder
  • liquid-cooled vertical I-head
Displacement 193.9 ci
Bore/Stroke 3.3125x3.75 inches
Air cleaner oil bath
Compression 6.75:1
Rated RPM 1600
Firing order 1-5-3-6-2-4
Oil capacity 8 qts
Coolant capacity 13.5 qts

Engine Detail (diesel)

Engine Detail
  • Waukesha-Oliver
  • diesel
  • 6-cylinder
  • liquid-cooled vertical I-head
Displacement 193.9 ci
Bore/Stroke 3.3125x3.75 inches
Air cleaner oil bath
Compression 15.75:1
Rated RPM 1600
Firing order 1-5-3-6-2-4
Starter volts 12
Coolant capacity 18 qts

Engine Detail (LP gas)

Engine Detail
  • Waukesha-Oliver
  • LP gas
  • 6-cylinder
  • liquid-cooled
Displacement 193.9 ci
Bore/Stroke 3.3125x3.75 inches
Air cleaner oil bath
Compression 6.75:1
Rated RPM 1600
Starter volts 6
Coolant capacity 18 qts

Oliver 77 transmission

Transmission

Type unsynchronized gear
Gears 6 forward and 2 reverse
Clutch dry disc

Speeds

1 2.5
2 3.3
3 4.3
4 5.6
5 6.6
6 11.5
R1 2.6
R2 4.5

Oliver 77 dimensions

Tires

Ag front 5.50-16
Ag rear
  • 10-38
  • 11-38
  • 12-38

Dimensions

Wheelbase 90.75 inches
Length 139.25 inches
Height 75 inches
Ground clearance 24.9 inches
Front tread 60 to 89.75 inches
Rear tread 60 to 92.5 inches

Weight

Operating (gas) 4,207 lbs
Operating (diesel) 4,502 lbs
Ballasted 8,203 lbs

Oliver 77 photos

Oliver 77 videos