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Oliver OC-12

Oliver OC-12 tractor
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The Oliver OC-12 is an agricultural crawler tractor produced from 1955 to 1960 by Oliver in Cleveland, Ohio, USA. It features Hercules 5.6L 6-cylinder gasoline and 4.9L 6-cylinder diesel engine options, a 4-speed gear transmission with 4 forward and 2 reverse gears, and a crawler drive. The tractor has an open operator station and weighs 10925 lbs (4955 kg). It is equipped with 14-inch tracks and offers attachments such as front-mount blades with hydraulic lift and tilt capabilities.
Oliver OC-12tractorcrawler tractorHercules engineagricultural tractorOliver tractor specifications
Power63 hp
Founded1955 - 1960
ModelOC-12

Technical Specifications

Detailed specifications and technical data for Oliver OC-12

Power

Engine power:63 hp (47.0 kW)
Belt (tested):57.93 hp (43.2 kW)
Belt (claimed):59 hp (44.0 kW)
Drawbar (tested):50.83 hp (37.9 kW)
Drawbar (claimed):53 hp (39.5 kW)

Engine

Fuel tank:35 gal (132.5 L)
Engine options:Hercules 5.6L 6-cyl gasoline, Hercules 4.9L 6-cyl diesel
Hercules DJXC diesel:6-cylinder, liquid-cooled vertical I-head, Displacement 298 ci (4.9 L), Bore/Stroke 3.75x4.50 inches (95 x 114 mm), Power 61.5 hp (45.9 kW), Compression 15.5:1, Rated RPM 1750, Starter volts 12, Oil capacity 12 qts (11.4 L), Coolant capacity 20 qts (18.9 L)
Hercules JXLD gasoline:6-cylinder, liquid-cooled vertical L-head, Displacement 339 ci (5.6 L), Bore/Stroke 4.00x4.50 inches (102 x 114 mm), Power 63 hp (47.0 kW), Compression 6.25:1, Rated RPM 1750, Starter volts 6, Coolant capacity 24 qts (22.7 L)

Tracks

4-roller width:14 inches (35 cm)
5-roller width:14 inches (35 cm)
4-roller area on ground:1897 in² (1.2 m²)
5-roller area on ground:2002 in² (1.3 m²)
4-roller length on ground:67.75 inches (172 cm)
5-roller length on ground:71.5 inches (181 cm)

Variants

OC-12:crawler
OC-126:crawler-loader

Dimensions

Gauge:44 inches (111 cm), 60 inches (152 cm)
Width:58 inches (44 gauge) (147 cm), 76 inches (60 gauge) (193 cm)
Height:66.5 inches (168 cm)
Length:109.75 inches (278 cm)
Weight:10925 lbs (diesel) (4955 kg)
Ground clearance:14.1 inches (35 cm)

Mechanical

Drive:crawler
Operator station:Open operator station

Production

Type:Agricultural Crawler tractor
Built in:Cleveland, Ohio, USA
Years produced:1955 - 1960

Attachments

Blade Oliver HB-12W:front-mount, 36 inches lift (91 cm), 12 inches tilt (30 cm), 12 inches cut (30 cm), hydraulic-lift
Blade Oliver HT-12W:9 inches tilt (22 cm), Angling 25°, 19.25 inches cut (48 cm)

Transmission

Type:gear
Gears:4 forward and 2 reverse
Oil capacity:32 qts (30.3 L)

Related Models

Oliver OC-126

Model:OC-126