International Harvester 734 - Horsepower, Weight, Specs, Problems, Price & More

The International Harvester 734 tractor is powered by a International Harvester 3.9L 4-cyl diesel engine that provides of horsepower and 185.2lb-ft / 251.1Nm torque. It has a 4x2 2WD/4x4 MFWD 4WD drive configuration and a 8-speed 12-speed transmission.

• Engine
• Transmission
• Brakes
• Steering
• Common Problems
• What Users Like
• Technical Specifications

Engine

The engine is an International Harvester D-239 diesel 4-cylinder liquid-cooled with a displacement of 238.7ci / 3.9L and a bore/stroke of 3.87x5.06inches / 98x 129mm. It has a power output of 73hp / 54.4kW (gross) and 66.1hp / 49.3kW (net) with a claimed PTO power of 61.7hp / 46.0kW. The fuel system is direct injection with a compression ratio of 16:1. The engine is started by an electric starter with 12 volts and has an oil capacity of 9.5qts / 9.0L and a coolant capacity of 20.6qts / 19.5L.

Transmission

The transmission has two options: 8-speed and 12-speed. The engine power is transmitted to the wheels through a manual gearbox with a dry single-disc clutch. The transmission has a synchronized gear shift with a shuttle lever for forward and reverse. The transmission also has a live PTO with a two-stage clutch. The engine power is transmitted to the rear wheels through planetary final drives.

Brakes

The brakes are disc brakes that are hydraulically actuated. The tractor has a mechanical rear differential lock. The brakes are operated by a foot pedal and are independent of each other. The tractor also has a parking brake that is mechanically actuated and is located on the right side of the operator's seat. The brakes are reliable and provide good stopping power.

Steering

The steering is power-assisted and is easy to operate. The tractor has a turning radius of 3.5m and has a hydrostatic power steering system. The fuel tank has a capacity of 18.5gal / 70.0L. The steering is responsive and provides good control over the tractor. The tractor has a comfortable operator's seat with good visibility.

Common Problems

Users have reported issues with the clutch slipping and the transmission gears grinding. The hydraulic system has also been reported to have leaks. The tractor's electrical system has also been reported to have issues with the alternator and battery. The engine has been reported to have issues with overheating and oil leaks. The brakes have also been reported to have issues with sticking.

What Users Like

Users like the tractor's reliability and durability. The tractor is also easy to operate and has good visibility. The tractor's power output is also appreciated by users. The tractor's disc brakes are also liked by users for their reliability and stopping power. Users also appreciate the tractor's comfortable operator's seat.

International Harvester 734 Technical Specifications

Power
Engine (gross)	73hp / 54.4kW
Engine (net)	66.1hp / 49.3kW
Pto (claimed)	61.7hp / 46.0kW
Engine Detail
Description	International Harvester D-239 diesel 4-cylinder liquid-cooled
Displacement	238.7ci / 3.9L
Bore/stroke	3.87x5.06inches / 98x 129mm
Power (gross)	73hp / 54.4kW
Fuel System	direct injection
Compression	16:1
Rated Rpm	2200
Torque	185.2lb-ft / 251.1Nm
Torque Rpm	1200
Starter	electric
Starter Volts	12
Oil Capacity	9.5qts / 9.0L
Coolant Capacity	20.6qts / 19.5L
Engine
Description	International Harvester 3.9L 4-cyl diesel
Fuel Tank	18.5gal / 70.0L
Mechanical
Chassis	4x2 2WD/4x4 MFWD 4WD
Final Drives	planetary
Differential Lock	mechanical rear
Steering	power
Brakes	disc
Cab	Cab standard with optional heater
Transmissions	8-speed 12-speed
Tires
2wd Standard Tires (ag)	Front: 7.50x16. Rear: 16.9/14x34
4wd Standard Tires (ag)	Front: 11.2/10x24. Rear: 16.9/14x34
Dimensions
Wheelbase	83.5inches / 212cm
2wd Length	131.5inches / 334cm
4wd Length	136.6inches / 346cm
Width	74.4inches / 188cm
Height (steering Wheel)	65inches / 165cm
2wd Weight	7477lbs / 3391kg
4wd Weight	8245lbs / 3739kg
2wd Front Tread	51.6 to 70.1inches / 131to 178cm
4wd Front Tread	59.1inches / 150cm
Rear Tread	57.5 to 77.2inches / 146to 196cm
Dimensions And Tires
Wheelbase	83.5inches / 212cm
Weight	7477 to 8245 pounds
Front Tire	7.50x16
2wd Rear Tire	16.9/14x34
Tractor Hitch
Rear Type	II
Power Take Off Pto
Rear Pto	independent
Rear Rpm	540/1000

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