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.
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 9R tractor series. The 77 is a Row-Crop Tractors type, that is used most often in Agriculture Tractors. The engine of the 77 tractor produces. This setting more efficiency in the actual world.