Production
| Description | Agricultural Crawler tractor / Built in Cleveland, Ohio, USA / The diesel variant of the Oliver OC-6 was known as the OC-6D. The OC-6 was based on the Oliver 77 tractor. |
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| Manufacturer | Oliver |
Engine
| Air cleaner | Vortox oil bath / Vortox oil bath |
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| Bore/Stroke | 3.3125x3.75 inches (84 x 95 mm) / 3.3125x3.75 inches (84 x 95 mm) / 3.50x3.75 inches (89 x 95 mm) |
| Compression | 6.75:1 / 15.75:1 |
| Coolant capacity | 17 qts (16.1 L) |
| Description | Oliver-Waukesha / gasoline / 6-cylinder / liquid-cooled vertical I-head / Oliver-Waukehsa / diesel / 6-cylinder / liquid-cooled vertical I-head / Oliver-Waukesha / gasoline / 6-cylinder / liquid-cooled / Larger bore engine replaced the original gas engine |
| Displacement | 193.9 ci (3.2 L) / 193.9 ci (3.2 L) / 216.5 ci (3.5 L) |
| Firing order | 1-5-3-6-2-4 / 1-5-3-6-2-4 |
| Oil capacity | 5 qts (4.7 L) / 5 qts (4.7 L) |
| Power | 45 hp (33.6 kW) / 43 hp (32.1 kW) |
| Rated RPM | 1600 / 1600 |
| Engine type | Oliver-Waukesha 3.2L 6-cyl gasoline / Oliver-Waukehsa 3.2L 6-cyl diesel / Oliver-Waukesha 3.5L 6-cyl gasoline |
| Engine type | Oliver-Waukesha 3.2L 6-cyl gasoline / Oliver-Waukehsa 3.2L 6-cyl diesel / Oliver-Waukesha 3.5L 6-cyl gasoline |
| Fuel tank | 16.5 gal (62.5 L) |
| Drawbar (tested) | 33.46 hp (25.0 kW) |
| Plows | 3 |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 6 forward and 2 reverse |
| Transmission type | 6-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Mechanical contracting band brakes |
| Drive | crawler |
PTO
| Rear PTO | independent optional |
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Dimensions & Tires
| Gauge | 42 inches (106 cm) / 68 inches (172 cm) |
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| Ground clearance | 20 inches (50 cm) |
| Height | 56.5 inches (143 cm) |
| Length | 121.5 inches (308 cm) |
| Wheelbase | 54.2 inches (137 cm) |
| Width | 56.25 inches (42-inch gauge) (142 cm) |
Dimensions & Tracks
| Description | 8-inch tracks |
|---|---|
| Weight | 5565 to 5855 pounds |
| Wheelbase | 54.2 inches (137 cm) |
Nebraska Tractor Test 516
| Description | Gasoline 6-speed crawlerApril 15 - 28, 1954Link: Nebraska Tractor Test 516 file / Drawbar performance / Gear 2 used for power test. / Gear 1 used for pull test. |
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| Max power | 31.92 hp (23.8 kW) |
| Max pull | 6215 lbs (2819 kg) |
Nebraska Tractor Test 517
| Description | Diesel 6-speed crawlerApril 17 - May 7, 1954Link: Nebraska Tractor Test 517 file / Drawbar performance / Gear 2 used for power test. / Gear 1 used for pull test. |
|---|---|
| Max power | 33.46 hp (25.0 kW) |
| Max pull | 6779 lbs (3074 kg) |
OC-6 Serial Numbers
| 1953 | 3502785 (gasoline) / 3502776 (diesel) |
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| 1954 | 4500002 (gasoline) / 4500007 (diesel) |
| 1955 | 1RM182 (gasoline) / 1RM468 (diesel) |
| 1956 | 1RM314 (gasoline) / 1RM632 (diesel) |
| 1957 | 1RM504 (gasoline) / 1RM876 (diesel) |
| 1958 | 1RM808 (gasoline) / 2RC262 (diesel) |
| 1959 | 2RM004 (gasoline) / 2RC366 (diesel) |
| 1960 | 2RM126 (gasoline) / 2RC458 (diesel) |
| Description | FAQ: How to read a serial number table. |
Oliver OC-6 Tracks
| Option | 10-inch tracks |
|---|---|
| Width | 8 inches (20 cm) |
Oliver OC-6 Weight
| Diesel Operating | 5715 lbs (42-inch gauge) (2592 kg) / 5855 lbs (68-inch gauge) (2655 kg) |
|---|---|
| Gas Operating | 5565 lbs (42-inch gauge) (2524 kg) / 5705 lbs (68-inch gauge) (2587 kg) |
References
| Description | OC-6 3-Plow Crawler Tractor published in 1957, by Oliver / OC-6 Crawler Tractor published in 1959, by Oliver |
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Tractor Tests
| Description | NTTL 516: gasoline 6-speed crawler / NTTL 517: diesel 6-speed crawler |
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