Oliver 77 Tractor (1948-1954)

Manufacturer:Oliver

Price:3,000(USD)

Series:Fleetline Series

Model:77

Equipment Type: Row-Crop Tractors

Factory:Charles City, Iowa, USA

Full Specifications

NEBRASKA TRACTOR TEST 404 2

Description
Gasoline 6-speed 2WD/October 21 - November 9, 1948/Link: Nebraska Tractor Test 404 file/Drawbar performance/Gear 3 used for power test./Gear 1 used for pull test.
Belt power (max)
33.98 hp/25.3 kW
Belt fuel use (max)
3.0 gal/hour/11.4 l/hour
Max power
28.68 hp/21.4 kW
Max pull
4,076 lbs/1848 kg

NEBRASKA TRACTOR TEST 425 2

Description
Gasoline 6-speed 2WD/September 23 - 29, 1949/Link: Nebraska Tractor Test 425 file/Drawbar performance/Gear 3 used for power test.
Belt power (max)
37.17 hp/27.7 kW
Belt fuel use (max)
3.5 gal/hour/13.2 l/hour
Max power
32.89 hp/24.5 kW
Max pull
4,714 lbs/2138 kg

NEBRASKA TRACTOR TEST 457 2

Description
Diesel 6-speed 2WD/May 21 - 28, 1951/Link: Nebraska Tractor Test 457 file/Drawbar performance/Gear 3 used for power test./Gear 1 used for pull test.
Belt power (max)
35.79 hp/26.7 kW
Belt fuel use (max)
2.5 gal/hour/9.5 l/hour
Max power
30.43 hp/22.7 kW
Max pull
4,818 lbs/2185 kg

NEBRASKA TRACTOR TEST 470 2

Description
LP gas 6-speed 2WD/April 28 - May 10, 1952/Link: Nebraska Tractor Test 470 file/Drawbar performance/Gear 3 used for power test./Gear 1 used for pull test.
Belt power (max)
36.33 hp/27.1 kW
Belt fuel use (max)
4.6 gal/hour/17.4 l/hour
Max power
32.26 hp/24.1 kW
Max pull
4,778 lbs/2167 kg

OLIVER 77 POWER

Plows
2-3
Drawbar (tested)
32.89 hp/24.5 kW
Belt (tested)
37.17 hp/27.7 kW

ENGINES OVERVIEW

Description
Waukesha-Oliver 3.2L 6-cyl gasoline/Waukesha-Oliver 3.2L 6-cyl diesel/Waukesha-Oliver 3.2L 6-cyl LP gas

ENGINE DETAIL 1

Description
Waukesha-Oliver/gasoline/6-cylinder/liquid-cooled vertical I-head
Displacement
193.9 ci/3.2 L
Bore/Stroke
3.3125x3.75 inches/84 x 95 mm
Air cleaner
oil bath
Compression
6.75:1
Rated RPM
1600
Firing order
1-5-3-6-2-4
Oil capacity
8 qts/7.6 L
Coolant capacity
13.5 qts/12.8 L

ENGINE DETAIL 2

Description
Waukesha-Oliver/diesel/6-cylinder/liquid-cooled vertical I-head
Displacement
193.9 ci/3.2 L
Bore/Stroke
3.3125x3.75 inches/84 x 95 mm
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/17.0 L

ENGINE DETAIL 3

Description
Waukesha-Oliver/LP gas/6-cylinder/liquid-cooled
Displacement
193.9 ci/3.2 L
Bore/Stroke
3.3125x3.75 inches/84 x 95 mm
Air cleaner
oil bath
Compression
6.75:1
Rated RPM
1600
Starter volts
6
Coolant capacity
18 qts/17.0 L

OLIVER 77 ENGINES

Description
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/62.5 L

TRANSMISSION

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

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

OLIVER 77 TIRES

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

DIMENSIONS

Wheelbase
90.75 inches/230 cm
Length
139.25 inches/353 cm
Height
75 inches/190 cm
Ground clearance
24.9 inches/63 cm
Front tread
60 to 89.75 inches/152 to 227 cm (wide-front)
Rear tread
60 to 92.5 inches/152 to 234 cm

OLIVER 77 WEIGHT

Operating
4,207 lbs/1908 kg (gas)/4,502 lbs/2042 kg (diesel)
Ballasted
8,203 lbs/3720 kg

DIMENSIONS & TIRES

Wheelbase
90.75 inches/230 cm
Weight
4207 to 4502 pounds
Front tire
5.50-16
Rear tire
10-38

77 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

BELT PULLEY

Diameter
12 inches/30 cm
Width
7.25 inches/18 cm
RPM
992
Speed
3,080 ft/min/938.78 meters/min

About Oliver Tractor

The Oliver 77 tractor is part of the company's Fleetline Series. The 77 is a type of Row-Crop Tractors and that is primarily used for Agriculture Tractors purposes. The 77 tractor has a engine. This configuration is more practical in the real world.

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