Oliver

OC-4

Farm tractor · 1957–1965 · 30 hp

The Oliver OC-4 is a farm tractor manufactured from 1957 to 1965. It features a Hercules DD130 engine. The transmission is a gear type with 4 forward and 1 reverse.

Engine

diesel

EngineHercules DD130
Fuel Typediesel
Cylinders3
Coolingliquid-cooled vertical I-head
Displacement130 ci (2.1 L)
Bore3.5 in (89 mm)
Stroke4.5 in (114 mm)
Compression Ratio14.5
Power Gross30.45 hp (22.7 kW)
Power Rated30.45 hp (22.7 kW)
Power Drawbar24.15 hp (18 kW)
Power Belt26.08 hp (19.4 kW)
Torque Peak96 lb-ft (130.2 Nm)
Torque Peak1,200 RPM
Air Cleaneroil bath
Starter Volts12
Oil Capacity5.75 qts (5.4 L)
Coolant Capacity12 qts (11.4 L)
ManufacturerHercules
Rated1,700 RPM

gas

Power Drawbar24.05 hp (17.9 kW)
Power Belt26.47 hp (19.7 kW)

Transmission

Transmission Typegear
Gears4 forward and 1 reverse
Clutchdry disc
Available Options4-speed gear

PTO

Rear Type540 (1.375)

Dimensions

Length111 in (281 cm)
Width60 in (152 cm)

Weight

diesel

Weight4,720 lbs
Shipping4,750 lbs (2,154 kg)
Operating5,000 lbs (2,268 kg)

gas

Shipping4,720 lbs (2,140 kg)
Operating4,970 lbs (2,254 kg)

Tires & Tracks

Track Width10 in (25 cm)

Fuel

Capacity11 gal (41.6 L)