International Harvester 706 Specs ( 1963-1967 )
Production
| Description | Standard-tread tractor / Original price was $6,100 in 1967 |
|---|---|
| Manufacturer | International Harvester |
| Total built | 4,884 |
Engine
| Bore/Stroke | 3.6875x4.3906 inches (94 x 112 mm) / 3.875x4.375 inches (98 x 111 mm) / 3.5625x4.3906 inches (90 x 112 mm) / 3.75x4.39 inches (95 x 112 mm) |
|---|---|
| Compression | 7.5:1 |
| Coolant capacity | 21.5 qts (20.3 L) / 20.5 qts (gas) (19.4 L) |
| Description | International Harvester D282 / diesel / 6-cylinder / liquid-cooled / The 282 was the original diesel available for the 706. It was later replaced by the German-built 310 diesel. / International Harvester D310 / diesel / 6-cylinder / liquid-cooled / The 310 replaced the 282 diesel in November 1966, serial number 37237. / International Harvester C263 / gasoline / 6-cylinder / liquid-cooled / The 263 was also available as an LP gas engine. / Interntional Harvester C291 / gasoline / 6-cylinder / liquid-cooled / The 291 was also available as an LP gas engine. |
| Displacement | 282 ci (4.6 L) / 310 ci (5.1 L) / 263 ci (4.3 L) / 291 ci (4.8 L) |
| Exhaust valve clearance | 0.027 inches (hot) (0.686 mm) / 0.027 inches (hot) (0.686 mm) |
| Firing order | 1-5-3-6-2-4 |
| Intake valve clearance | 0.027 inches (hot) (0.686 mm) / 0.027 inches (hot) (0.686 mm) |
| Point gap | 0.020 inches (0.508 mm) |
| Rated RPM | 2300 / 2300 / 2300 / 2300 |
| Sparkplug gap | 0.023 inches (gas) (0.584 mm) |
| Oil capacity | 9 qts (8.5 L) / 9 qts (8.5 L) |
| Engine type | International Harvester 4.6L 6-cyl diesel / International Harvester 5.1L 6-cyl diesel / International Harvester 4.3L 6-cyl gasoline / Interntional Harvester 4.8L 6-cyl gasoline |
| Engine type | International Harvester 4.6L 6-cyl diesel / International Harvester 5.1L 6-cyl diesel / International Harvester 4.3L 6-cyl gasoline / Interntional Harvester 4.8L 6-cyl gasoline |
| Drawbar (tested) | 67.46 hp (50.3 kW) |
| PTO (tested) | 76.56 hp (57.1 kW) |
Transmission
| Clutch | 12-inch dry disc / 12-inch dry disc |
|---|---|
| Description | The 706 transmission is controlled by means of two levers. A range lever selects high, low, reverse range, or neutral. A separate speed lever selects one of four speeds. The tractor must be stopped, and the clutch used, to change range or speed gears. |
| Gears | 8 forward and 4 reverse / 16 forward and 8 reverse |
| Oil capacity | 68 qts (64.4 L) / 68 qts (64.4 L) |
| Oil type | IH Hy-Tran / IH Hy-Tran |
| Transmission | sliding gear / Torque Amplifier |
| Transmission type | 8-speed / 16-speed |
| Transmission type | 8-speed / 16-speed |
Mechanical
| Cab | Cab optional, A/C available starting in 1966 |
|---|---|
| Description | Power steering / Hydraulic disc brakes |
| Drive | 4x2 2WD |
Capacity
| Fuel | 33 gal (gas/diesel) (124.9 L) |
|---|---|
| Hydraulic system | 17 gal (64.3 L) |
Hydraulics
| Capacity | 17 gal (64.3 L) |
|---|---|
| Pump flow | 12 gpm (45.4 lpm) |
| Steering flow | 9 gpm (34.1 lpm) |
| Total flow | 24 gpm (90.8 lpm) |
| Type | open center |
| Valves | 1 or 2 |
Hitch
| Control | torsion bar (optional) |
|---|---|
| Rear Type | II/I |
| Type | IH Fast Hitch |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 |
Electrical
| Batteries | 1 (gas) |
|---|---|
| Battery volts | 12 (gas) |
| Charging amps | 25 (generator) |
| Ground | negative |
Dimensions & Tires
| Clearance (drawbar) | 12 inches (30 cm) |
|---|---|
| Clearance (front axle) | 13 inches (4WD) (33 cm) |
| Front tread | 53 inches (fixed) (134 cm) / 56/69/80 inches (adjustable) (142/175/203 cm) |
| Height (steering wheel) | 80 inches (2WD) (203 cm) |
| Length | 149 inches (2WD) (378 cm) |
| Rear axle | 3.25 inch diameter (82 mm) |
| Rear tread | 60 to 84 inches (152 to 213 cm) |
| Wheelbase | 87.5 inches (2WD) (222 cm) |
| Width | 80 inches (min) (203 cm) |
| Front tire | 7.50-18 |
| Rear tire | 18.4-30 |
| Weight | 8100 to 9160 pounds |
| Wheelbase | 87.5 inches (2WD) (222 cm) |
| Ag front | 7.50-18 (2WD) |
| Ag rear | 18.4-30 |
706 Serial Number Location
| Description | Tractor's clutch housing on left side |
|---|
706 Serial Numbers
| 1963 | 501 (IH) |
|---|---|
| 1964 | 1251 (IH) |
| 1965 | 3478 (IH) |
| 1966 | 4789 (IH) |
| 1967 | 5316 (IH) |
| Description | FAQ: How to read a serial number table. |
Belt Pulley
| Diameter | 11 inches (27 cm) |
|---|---|
| RPM | 1055 |
| Speed | 3,038 ft/min (925.98 meters/min) |
| Width | 7.5 inches (19 cm) |
International Harvester 706 Weight
| Ballasted | 10,710 lbs (4858 kg) |
|---|---|
| Operating | 8,285 lbs (263 gas) (3758 kg) |
| Shipping | 8,100 lbs (gas) (3674 kg) |
Nebraska Tractor Test 856
| Description | 282 diesel Torque Amplifier 2WDOctober 21 - November 8, 1963Link: Nebraska Tractor Test 856 file / PTO performance / Drawbar performance / Gear 2-High-TA used for power test. / Gear 3-Low-TA used for pull test. |
|---|---|
| Fuel use | 5.5 gal/hour (20.8 l/hour) / 5.1 gal/hour (19.3 l/hour) / 5.4 gal/hour (20.4 l/hour) |
| Max power | 65.12 hp (48.6 kW) |
| Max pull | 8,026 lbs (3640 kg) |
| Power at rated engine speed | 72.42 hp (54.0 kW) |
| Power at rated PTO speed | 67.26 hp (50.2 kW) |
Nebraska Tractor Test 858
| Description | 263 gasoline Torque Amplifier 2WDOctober 30 - November 20, 1963Link: Nebraska Tractor Test 858 file / PTO performance / Drawbar performance / Gear 2-High-TA used for power test. / Gear 3-Low-TA used for pull test. |
|---|---|
| Fuel use | 5.7 gal/hour (21.6 l/hour) / 5.2 gal/hour (19.7 l/hour) / 5.9 gal/hour (22.3 l/hour) |
| Max power | 66.18 hp (49.4 kW) |
| Max pull | 7,976 lbs (3617 kg) |
| Power at rated engine speed | 73.82 hp (55.0 kW) |
| Power at rated PTO speed | 68.77 hp (51.3 kW) |
Nebraska Tractor Test 955
| Description | 310 diesel Torque Amplifier 2WDNovember 14 - 28, 1966Link: Nebraska Tractor Test 955 file / PTO performance / Drawbar performance / Gear 1-High-Direct used for power test. / Gear 3-Low-TA used for pull test. |
|---|---|
| Fuel use | 5.0 gal/hour (18.9 l/hour) / 4.7 gal/hour (17.8 l/hour) / 5.0 gal/hour (18.9 l/hour) |
| Max power | 67.46 hp (50.3 kW) |
| Max pull | 8,416 lbs (3817 kg) |
| Power at rated engine speed | 76.09 hp (56.7 kW) |
| Power at rated PTO speed | 71.84 hp (53.6 kW) |
Nebraska Tractor Test 956
| Description | 291 LP gas Torque Amplifier 2WDNovember 14 - 28, 1966Link: Nebraska Tractor Test 956 file / PTO performance / Drawbar performance / Gear 1-High-Direct used for power test. / Gear 3-Lo-TA used for pull test. |
|---|---|
| Fuel use | 8.4 gal/hour (31.8 l/hour) / 7.6 gal/hour (28.8 l/hour) / 8.3 gal/hour (31.4 l/hour) |
| Max power | 66.53 hp (49.6 kW) |
| Max pull | 8,387 lbs (3804 kg) |
| Power at rated engine speed | 76.3 hp (56.9 kW) |
| Power at rated PTO speed | 70.98 hp (52.9 kW) |
Nebraska Tractor Test 957
| Description | 291 gas Torque Amplifier 2WDNovember 16 - 28, 1966Link: Nebraska Tractor Test 957 file / PTO performance / Drawbar performance / Gear 1-High-DD used for power test. / Gear 3-Low-TA used for pull test. |
|---|---|
| Fuel use | 6.3 gal/hour (23.8 l/hour) / 5.8 gal/hour (22.0 l/hour) / 6.3 gal/hour (23.8 l/hour) |
| Max power | 65.67 hp (49.0 kW) |
| Max pull | 8,387 lbs (3804 kg) |
| Power at rated engine speed | 76.56 hp (57.1 kW) |
| Power at rated PTO speed | 71.8 hp (53.5 kW) |
References
| Description | 706-806 Tractors published by International Harvester / Operator's Manual McCormick Farmall and International 706 Tractors (1014498R3) published in 1965 |
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Speeds
| Description | With 18.4-30 rear tires. / With 18.4-30 rear tires. |
|---|
Tractor Tests
| Description | NTTL 856: 282 diesel Torque Amplifier 2WD / NTTL 858: 263 gasoline Torque Amplifier 2WD / NTTL 955: 310 diesel Torque Amplifier 2WD / NTTL 956: 291 LP gas Torque Amplifier 2WD / NTTL 957: 291 gas Torque Amplifier 2WD |
|---|
Variants
| 706 Hi-Clear | high-crop |
|---|---|
| Farmall 706 | row-crop |
| IH 2706 | industrial |
| IH 706 | standard-tread |