Equipment

Brands

Oliver 77 Tractor (1948-1954)

Manufacturer:

Oliver

Price:

3,000(USD)

Series:

Fleetline Series

Model:

77

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
The Oliver 77 tractor is part of the 9R tractor series. The 77 is a kind of Row-Crop Tractors and that is primarily used for Agriculture Tractors applications. The engine of the 77 tractors is impressive. This setting improves usability in the real world.