Production
| Description | Row-Crop tractor / Built in Charles City, Iowa, USA / Original price was $4,345 in 1967 / The grill and fenders were restyled on the Oliver 770 in 1962. |
|---|---|
| Manufacturer | Oliver |
Engine
| Bore/Stroke | 3.50x3.75 inches (89 x 95 mm) / 3.50x3.75 inches (89 x 95 mm) / 3.50x3.75 inches (89 x 95 mm) |
|---|---|
| Compression | 7.3:1 / 16:1 |
| Coolant capacity | 18 qts (17.0 L) |
| Description | Waukesha-Oliver / gasoline / 6-cylinder / liquid-cooled / Waukesha-Oliver / diesel / 6-cylinder / liquid-cooled / Waukesha-Oliver / LP-gas / 6-cylinder / liquid-cooled |
| Displacement | 216.5 ci (3.5 L) / 216.5 ci (3.5 L) / 216.5 ci (3.5 L) |
| Rated RPM | 1750 / 1750 |
| Starter volts | 12 / 12 / 12 |
| Engine type | Waukesha-Oliver 3.5L 6-cyl gasoline / Waukesha-Oliver 3.5L 6-cyl diesel / Waukesha-Oliver 3.5L 6-cyl LP-gas |
| Diesel Fuel tank | 18.2 gal (68.9 L) |
| Engine type | Waukesha-Oliver 3.5L 6-cyl gasoline / Waukesha-Oliver 3.5L 6-cyl diesel / Waukesha-Oliver 3.5L 6-cyl LP-gas |
| Gas Fuel tank | 20.3 gal (76.8 L) |
| Belt (tested) | 50.04 hp (37.3 kW) |
| Drawbar (tested) | 44.38 hp (33.1 kW) |
| Plows | 3-4 |
| PTO (claimed) | 47 hp (35.0 kW) |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 6 forward and 2 reverse / 12 forward and 4 reverse |
| Transmission | Power-Booster |
| Type | sliding gear |
| Transmission type | 6-speed sliding gear / 12-speed |
| Transmission type | 6-speed sliding gear / 12-speed |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering / Disc brakes |
| Drive type | Two-wheel drive |
Hitch
| Rear Type | I/II |
|---|
PTO
| Rear PTO | independent |
|---|
Electrical
| Battery volts | 12 |
|---|---|
| Charging system | generator |
| Ground | positive |
Dimensions & Tires
| Ballasted weight | 9115 lbs (4134 kg) |
|---|---|
| Operating weight | 5500 lbs (2494 kg) |
| Front tire | 6.00-16 |
| Rear tire | 15.5-38 |
| Weight | 5500 lbs (2494 kg) |
| Ag front | 6.00-16 |
| Ag rear | 15.5-38 |
770 Serial Numbers
| 1958 | 60504 |
|---|---|
| 1959 | 71001 |
| 1960 | 84554 |
| 1961 | 111472 |
| 1962 | 117600 |
| 1963 | 127319 |
| 1964 | 141901 |
| 1965 | 153255 |
| 1966 | 171515 |
| 1967 | 183649 |
| Description | FAQ: How to read a serial number table. |
| Final | 193365 (47 prefix) |
| Location: | Bottom of dashboard below steering wheel. |
Nebraska Tractor Test 648
| Belt fuel use (max) | 4.3 gal/hour (16.3 l/hour) |
|---|---|
| Belt power (max) | 50.04 hp (37.3 kW) |
| Description | Gasoline 6-speed 2WDApril 21 - May 7, 1958Link: Nebraska Tractor Test 648 file / Drawbar performance / Gear 4 used for power test. / Gear 1 used for pull test. |
| Max power | 42.75 hp (31.9 kW) |
| Max pull | 7,000 lbs (3175 kg) |
Nebraska Tractor Test 649
| Belt fuel use (max) | 3.4 gal/hour (12.9 l/hour) |
|---|---|
| Belt power (max) | 48.80 hp (36.4 kW) |
| Description | Diesel 6-speed 2WDApril 23 - May 7, 1958Link: Nebraska Tractor Test 649 file / Drawbar performance / Gear 4 used for power test. / Gear 1 used for pull test. |
| Max power | 44.38 hp (33.1 kW) |
| Max pull | 7,137 lbs (3237 kg) |
Tractor Tests
| Description | NTTL 648: gasoline 6-speed 2WD / NTTL 649: diesel 6-speed 2WD |
|---|
Variants
| High-crop | high-clearance model |
|---|---|
| Orchard | low profile model |
| Wheatland | standard front axle (wide) |