Farmall 656 Specs & Review

Technical Specifications of Farmall 656 Tractor


  • Manufacturer: Farmall (a part of International Harvester)
  • Type: Row-Crop tractor
  • Built in: Rock Island, Illinois, USA
  • Production Years: 1965 – 1973


  • International Harvester 4.6L 6-cyl diesel
  • International Harvester 4.3L 6-cyl gasoline
  • International Harvester 4.3L 6-cyl LP gas

Fuel Tank

  • 33 gal (gas/diesel)
  • 39 gal (LP gas)


  • 5-speed
  • 10-speed two-speed power shift


  • Gasoline PTO (claimed): 63.8 hp
  • Diesel PTO (claimed): 61.5 hp
  • Plows: 4-5
  • Drawbar (tested): 53.23 hp
  • PTO (tested): 66.06 hp


  • Two-wheel drive
  • Power steering
  • Independent mechanical disc brakes
  • Open operator station


  • Type: open center
  • Rear valves: 1 or 2
  • Total flow: 12 gpm

Tractor Hitch

  • Rear Type: II
  • Control: position and draft control
  • Type: IH Fast Hitch

Power Take-off (PTO)

  • Rear PTO: independent
  • Rear PTO Type: 540/1000
  • Engine RPM: 1000@1800

Dimensions & Tires

  • Wheelbase: 96.3 inches
  • Weight: 6250 to 7230 pounds
  • Front tire: 6.00-16
  • Rear tire: 15.5-38


  • Charging amps: 55
  • Batteries: 1 (gas/LP), 2 (diesel)
  • Battery volts: 12 (gas/LP), 6 (diesel)
  • Battery AH: 50 (gas), 60 (LP), 130 (diesel)

FAQ Section

What is the engine capacity of the Farmall 656 tractor?

The Farmall 656 tractor comes with three engine options: a 4.6L 6-cyl diesel, a 4.3L 6-cyl gasoline, and a 4.3L 6-cyl LP gas engine.

What is the fuel tank capacity?

The fuel tank can hold 33 gallons for gas/diesel models and 39 gallons for LP gas models.

What types of transmissions are available?

The tractor offers a 5-speed and a 10-speed two-speed power shift transmission.

How much horsepower does it offer?

The gasoline PTO is claimed to offer 63.8 hp, while the diesel PTO is claimed to offer 61.5 hp.

What is the weight of the Farmall 656 tractor?

The weight of the tractor ranges from 6250 to 7230 pounds.

What are the dimensions of the tractor?

The wheelbase is 96.3 inches, the front tire size is 6.00-16, and the rear tire size is 15.5-38.

What are the hydraulic specifications?

The hydraulic system is of the open center type with 1 or 2 rear valves and a total flow of 12 gpm.

What is the electrical system like?

The tractor has a charging amp of 55 and comes with either 1 or 2 batteries depending on the model (gas/LP or diesel).

A Comprehensive Review of the Farmall 656 Tractor

A Classic Row-Crop Tractor by Farmall

The Farmall 656 is a row-crop tractor manufactured by Farmall, a part of International Harvester. Built in Rock Island, Illinois, USA, this tractor was in production from 1965 to 1973.

A Look at the Key Specs

The tractor comes with three engine options: a 4.6L 6-cyl diesel, a 4.3L 6-cyl gasoline, and a 4.3L 6-cyl LP gas engine. It offers a 5-speed and a 10-speed two-speed power shift transmission. The tractor weighs between 6250 to 7230 pounds.

Performance Metrics

The Farmall 656 offers a gasoline PTO with a claimed 63.8 hp and a diesel PTO with a claimed 61.5 hp. The tractor is equipped with a two-wheel drive and power steering, making it easy to handle.

Noteworthy Features

The tractor comes with an open center hydraulic system and offers 1 or 2 rear valves. It also features an open operator station and independent mechanical disc brakes.

Reliability Factors

The tractor is known for its robust build and reliable performance. However, like any machinery, it requires regular maintenance for optimum functionality.

Value for Your Money

When compared to similar models in the market, the Farmall 656 offers a good range of features and performance metrics, making it a value-for-money investment.

Pros and Cons

  • Pros: Versatile engine options, multiple transmission types, robust build.
  • Cons: Open operator station may not be suitable for all weather conditions, limited modern technological features.

Ideal Working Conditions

The tractor is best suited for row-crop farming and can handle various types of terrain. Its two-wheel drive and power steering make it easy to maneuver.

Final Thoughts

The Farmall 656 is a reliable and versatile tractor that offers a good range of features and performance capabilities. It is a solid investment for those looking for a row-crop tractor with multiple engine and transmission options.