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Equipment
Brands
Oliver 77 Tractor (1948-1954)
Manufacturer:
OliverPrice:
3,000(USD)Series:
Fleetline SeriesModel:
77Factory:
Charles City, Iowa, USAFull 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 kWBelt fuel use (max)
3.0 gal/hour/11.4 l/hourMax power
28.68 hp/21.4 kWMax pull
4,076 lbs/1848 kgNEBRASKA 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 kWBelt fuel use (max)
3.5 gal/hour/13.2 l/hourMax power
32.89 hp/24.5 kWMax pull
4,714 lbs/2138 kgNEBRASKA 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 kWBelt fuel use (max)
2.5 gal/hour/9.5 l/hourMax power
30.43 hp/22.7 kWMax pull
4,818 lbs/2185 kgNEBRASKA 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 kWBelt fuel use (max)
4.6 gal/hour/17.4 l/hourMax power
32.26 hp/24.1 kWMax pull
4,778 lbs/2167 kgOLIVER 77 POWER
Plows
2-3Drawbar (tested)
32.89 hp/24.5 kWBelt (tested)
37.17 hp/27.7 kWENGINES OVERVIEW
Description
Waukesha-Oliver 3.2L 6-cyl gasoline/Waukesha-Oliver 3.2L 6-cyl diesel/Waukesha-Oliver 3.2L 6-cyl LP gasENGINE DETAIL 1
Description
Waukesha-Oliver/gasoline/6-cylinder/liquid-cooled vertical I-headDisplacement
193.9 ci/3.2 LBore/Stroke
3.3125x3.75 inches/84 x 95 mmAir cleaner
oil bathCompression
6.75:1Rated RPM
1600Firing order
1-5-3-6-2-4Oil capacity
8 qts/7.6 LCoolant capacity
13.5 qts/12.8 LENGINE DETAIL 2
Description
Waukesha-Oliver/diesel/6-cylinder/liquid-cooled vertical I-headDisplacement
193.9 ci/3.2 LBore/Stroke
3.3125x3.75 inches/84 x 95 mmAir cleaner
oil bathCompression
15.75:1Rated RPM
1600Firing order
1-5-3-6-2-4Starter volts
12Coolant capacity
18 qts/17.0 LENGINE DETAIL 3
Description
Waukesha-Oliver/LP gas/6-cylinder/liquid-cooledDisplacement
193.9 ci/3.2 LBore/Stroke
3.3125x3.75 inches/84 x 95 mmAir cleaner
oil bathCompression
6.75:1Rated RPM
1600Starter volts
6Coolant capacity
18 qts/17.0 LOLIVER 77 ENGINES
Description
Waukesha-Oliver 3.2L 6-cyl gasoline/Waukesha-Oliver 3.2L 6-cyl diesel/Waukesha-Oliver 3.2L 6-cyl LP gasFuel tank
16.5 gal/62.5 LTRANSMISSION
Type
unsynchronized gearGears
6 forward and 2 reverseClutch
dry discMECHANICAL
Chassis
4x2 2WDSteering
manualBrakes
differential mechanical drumCab
Open operator station.Transmission
6-speed unsynchronized gearPOWER TAKE-OFF (PTO)
Rear RPM
540OLIVER 77 TIRES
Ag front
5.50-16Ag rear
10-38/11-38/12-38DIMENSIONS
Wheelbase
90.75 inches/230 cmLength
139.25 inches/353 cmHeight
75 inches/190 cmGround clearance
24.9 inches/63 cmFront tread
60 to 89.75 inches/152 to 227 cm (wide-front)Rear tread
60 to 92.5 inches/152 to 234 cmOLIVER 77 WEIGHT
Operating
4,207 lbs/1908 kg (gas)/4,502 lbs/2042 kg (diesel)Ballasted
8,203 lbs/3720 kgDIMENSIONS & TIRES
Wheelbase
90.75 inches/230 cmWeight
4207 to 4502 poundsFront tire
5.50-16Rear tire
10-3877 SERIAL NUMBERS
Location
early: rear main frame and transmission, front-right side/later: below instrument panel1948
3200011949
3202411950
3279011951
3372431952
3479041953
35000011954
4501667Final
4504470BELT PULLEY
Diameter
12 inches/30 cmWidth
7.25 inches/18 cmRPM
992Speed
3,080 ft/min/938.78 meters/min The 77 model tractor belongs to the Fleetline Series of tractors from Oliver. The 77 is a Row-Crop Tractors type, that is used mostly in Agriculture Tractors. The 77 tractor features a engine. This configuration gives better real-world usability.