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Engine:
Farmall Standard
Power:
70 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1965 - 1973
| Overview | |
|---|---|
| Summary | x1965 - 1973 Row-Crop tractor |
| Production | |
|---|---|
| Manufacturer | Farmall (a part of International Harvester) |
| Summary | Row-Crop tractor / Built in Rock Island, Illinois, USA |
| Variants | |
|---|---|
| IH 656 | utility tractor |
| 2656 | industrial tractor |
| Farmall 656 | row-crop tractor |
| 656HC | high-clear |
| Mechanical | |
|---|---|
| Summary | Two-wheel drive / Power steering / Independent mechanical disc brakes / Open operator station. |
| Hydraulics | |
|---|---|
| Type | open center |
| Rear valves | 1 or 2 |
| Total flow | 12 gpm 45.4 lpm |
| Tractor hitch | |
|---|---|
| Rear Type | II |
| Control | position and draft control |
| Type | IH Fast Hitch |
| Electrical | |
|---|---|
| Charging amps | 55 |
| Batteries | 1 (gas/LP) |
| 2 (diesel) | |
| Battery volts | 12 (gas/LP) |
| 6 (diesel) | |
| Battery AH | 50 (gas) |
| 60 (LP) | |
| 130 (diesel) | |
| References | |
|---|---|
| Summary | / Farm Loaders published in 1965, by International Harvester / Farm Loaders published in 1970, by International Harvester / Spring 1968 Buyer's Guide published by International Harvester / Summer-Fall 1968 Buyer's Guide published by International Harvester / World Wide Farm Equipment Buyer's Guide published in 1968, by International Harvester * / Spring 1969 Buyer's Guide published by International Harvester / Spring 1970 Buyer's Guide published by International Harvester / Spring 1971 Buyer's Guide published by International Harvester / McCormick Farmall 656 Tractor published by International Harvester / Farm Equipment Reference Catalog published in 1965, by International Harvester / *Publication contains known errors. |
| Engine options | |
|---|---|
| Summary | International Harvester 4.6L 6-cyl diesel / International Harvester 4.3L 6-cyl gasoline / International Harvester 4.3L 6-cyl LP gas |
| Engine Detail | |
|---|---|
| Summary | International Harvester D-282 / diesel / 6-cylinder / liquid-cooled |
| Displacement | 282 ci 4.6 L |
| Bore/Stroke | 3.6875x4.39 inches 94 x 112 mm |
| Air cleaner | dry |
| Compression | 17.6:1 |
| Rated RPM | 1800 (early) |
| 2300 (later) | |
| Firing order | 1-5-3-6-2-4 |
| Starter volts | 12 |
| Oil capacity | 9 qts 8.5 L |
| Coolant capacity | 21.5 qts 20.3 L |
| Engine Detail | |
|---|---|
| Summary | International Harvester C-263 / gasoline / 6-cylinder / liquid-cooled |
| Displacement | 263 ci 4.3 L |
| Bore/Stroke | 3.5625x4.39 inches 90 x 112 mm |
| Air cleaner | dry |
| Compression | 7.6:1 |
| Rated RPM | 1800 |
| Starter volts | 12 |
| Oil capacity | 9 qts 8.5 L |
| Coolant capacity | 20.5 qts 19.4 L |
| Engine Detail | |
|---|---|
| Summary | International Harvester C-263 / LP gas / 6-cylinder / liquid-cooled |
| Displacement | 263 ci 4.3 L |
| Bore/Stroke | 3.5625x4.39 inches 90 x 112 mm |
| Air cleaner | dry |
| Compression | 8.8:1 |
| Rated RPM | 1800 (early) |
| 2300 (late) | |
| Starter volts | 12 |
| Oil capacity | 9 qts 8.5 L |
| Coolant capacity | 21 qts 19.9 L |
| Transmission options | |
|---|---|
| Summary | 5-speed / 10-speed two-speed power shift |
| Transmission | |
|---|---|
| Transmission | gear |
| Gears | 5 forward and 1 reverse |
| Oil capacity | 68 qts 64.4 L |
| Transmission | |
|---|---|
| Transmission | Torque Amplifier |
| Type | two-speed power shift |
| Gears | 10 forward and 2 reverse |
| Oil capacity | 68 qts 64.4 L |
| Transmission | |
|---|---|
| Transmission | hydrostatic |
| Gears | infinite forward and reverse (2-range) |
| Farmall 656 Tires | |
|---|---|
| Ag front | 6.00-16 |
| Ag rear | 15.5-38 |
| Dimensions | |
|---|---|
| Wheelbase | 96.3 inches 244 cm |
| Length | 152 inches 386 cm |
| Width | 87 inches 220 cm |
| Height (steering wheel) | 77 inches 195 cm |
| Clearance (front axle) | 21 inches 53 cm |
| Clearance (drawbar) | 13 inches 33 cm |
| Front tread | 8 inches 20 cm |
| Front tread | 16 inches 40 cm |
| Rear tread | 50 to 96 inches 127 to 243 cm |
| Farmall 656 Weight | |
|---|---|
| Shipping | 6250 lbs (gasoline) 2835 kg |
| 6430 lbs (LP gas) 2916 kg | |
| 6520 lbs (diesel) 2957 kg | |
| Operating | 7,230 lbs (diesel) 3279 kg |
| Ballasted | 9,235 lbs 4188 kg |
| Attachment overview | |
|---|---|
| Summary | International Harvester 1701 loader / International Harvester 2001 loader / International Harvester 2001 loader / International Harvester 2000 loader |
| Tractor Tests | |
|---|---|
| Summary | NTTL 909: gasoline Torque Amplifier 2WD / NTTL 912: diesel Torque Amplifier 2WD / NTTL 967: diesel hydrostatic 2WD / NTTL 968: gasoline hydrostatic 2WD |
| Nebraska Tractor Test 909 | |
|---|---|
| Summary | Gasoline Torque Amplifier 2WD September 9 - 17, 1965 Link: Nebraska Tractor Test 909 file / PTO performance |
| Power at rated engine speed | 63.85 hp 47.6 kW |
| Fuel use | 5.2 gal/hour 19.7 l/hour |
| Summary | Drawbar performance |
| Max power | 53.23 hp 39.7 kW |
| Fuel use | 5.2 gal/hour 19.7 l/hour |
| Summary | Gear 3-Direct used for power test. |
| Max pull | 7,486 lbs 3395 kg |
| Summary | Gear 2-TA used for pull test. |
| Nebraska Tractor Test 912 | |
|---|---|
| Summary | Diesel Torque Amplifier 2WD September 16 - 23, 1965 Link: Nebraska Tractor Test 912 file / PTO performance |
| Power at rated engine speed | 61.52 hp 45.9 kW |
| Fuel use | 4.3 gal/hour 16.3 l/hour |
| Summary | Drawbar performance |
| Max power | 52.98 hp 39.5 kW |
| Fuel use | 4.2 gal/hour 15.9 l/hour |
| Summary | Gear 3-Direct used for power test. |
| Max pull | 7,500 lbs 3402 kg |
| Summary | Gear 2-TA used for pull test. |
| Nebraska Tractor Test 967 | |
|---|---|
| Summary | Diesel hydrostatic 2WD October 31 - November 29, 1967 Link: Nebraska Tractor Test 967 file / PTO performance |
| Power at rated engine speed | 66.06 hp 49.3 kW |
| Fuel use | 5.4 gal/hour 20.4 l/hour |
| Power at rated PTO speed | 62.18 hp 46.4 kW |
| Fuel use | 5.0 gal/hour 18.9 l/hour |
| Summary | Drawbar performance |
| Max power | 50.50 hp 37.7 kW |
| Fuel use | 5.4 gal/hour 20.4 l/hour |
| Summary | Gear 4 mph used for power test. |
| Max pull | 7,558 lbs 3428 kg |
| Summary | Gear 2.5 mph used for pull test. |
| Nebraska Tractor Test 968 | |
|---|---|
| Summary | Gasoline hydrostatic 2WD October 31 - November 29, 1967 Link: Nebraska Tractor Test 968 file / PTO performance |
| Power at rated engine speed | 65.8 hp 49.1 kW |
| Fuel use | 6.3 gal/hour 23.8 l/hour |
| Power at rated PTO speed | 60.81 hp 45.3 kW |
| Fuel use | 5.6 gal/hour 21.2 l/hour |
| Summary | Drawbar performance |
| Max power | 50.09 hp 37.4 kW |
| Fuel use | 6.4 gal/hour 24.2 l/hour |
| Summary | Gear 4 mph used for power test. |
| Max pull | 7,587 lbs 3441 kg |
| Summary | Gear 2.3 mph used for pull test. |
Last Database Update: 12/7/2025