Oliver OC-4

Production: 1957 - 1965  

Production
Manufacturer:	Oliver
Type:	Agricultural Crawler tractor
Factory:	Cleveland, Ohio, USA

Oliver OC-4 Power
Engine:	30.45 hp 22.7 kW
Gas Drawbar (claimed):	24.05 hp 17.9 kW
Diesel Drawbar (claimed):	24.75 hp 18.5 kW
Gas Belt (claimed):	26.47 hp 19.7 kW
Diesel Belt (claimed):	27.31 hp 20.4 kW
Drawbar (tested):	24.15 hp 18.0 kW
Belt (tested):	26.08 hp 19.4 kW

Mechanical
Chassis:	crawler
Transmission:	4-speed gear

Power Take-off (PTO)
Rear RPM:	540 (1.375)

Engine Detail
Hercules DD130
diesel
3-cylinder
liquid-cooled vertical I-head
Displacement:	130 ci 2.1 L
Bore/Stroke:	3.50x4.50 inches 89 x 114 mm
Power:	30.45 hp 22.7 kW
Air cleaner:	oil bath
Compression:	14.5:1
Rated RPM:	1700
Torque:	96 lb-ft 130.2 Nm
Torque RPM:	1200
Starter volts:	12
Oil capacity:	5.75 qts 5.4 L
Coolant capacity:	12 qts 11.4 L

Transmission
Type:	gear
Gears:	4 forward and 1 reverse
Clutch:	dry disc

Dimensions
Length:	111 inches 281 cm *Length with dozer blade
Width:	60 inches 152 cm