Oliver 77 Row-Crop

Production: 1948 - 1954  

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

Variants

tricycle chassis

standard front

low-profile

Oliver 77 Power
Plows:	2-3
Drawbar (tested):	32.89 hp 24.5 kW
Belt (tested):	37.17 hp 27.7 kW

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

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

Engine Detail
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

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

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:	7.5/12.6 inches 19/32 cm(tricycle)
Front tread:	60 to 89.75 inches 152 to 227 cm (wide-front)
Rear tread:	60 to 92.5 inches 152 to 234 cm