| Manufacturer | Farmall |
| Price | - |
| Model | 340 |
| Equipment Type | Row-Crop Tractors |
| Factory | Rock Island, Illinois, USA |
NEBRASKA TRACTOR TEST 665 2
| Description | Gasoline Torque Amplifier 2WD September 3 - 25, 1958 Link: Nebraska Tractor Test 665 file Drawbar performance Gear 3-DD used for power test./Gear 1-DD used for pull test. |
| Belt power (max) | 34.74hp / 25.9kW |
| Belt fuel use (max) | 2.9gal/hour / 11.0l/hour |
| Max power | 31.76hp / 23.7kW |
| Max pull | 5,142lbs / 2332kg |
NEBRASKA TRACTOR TEST 775 2
| Description | Diesel Torque Amplifier 2WD October 26 - November 3, 1960 Link: Nebraska Tractor Test 775 file PTO performance Drawbar performance Gear 3-DD used for power test. Gear 1-DD used for pull test. |
| Power at rated engine speed | 38.93hp / 29.0kW |
| Fuel use | 2.8gal/hour / 10.6l/hour |
| Power at rated PTO speed | 37.39hp / 27.9kW |
| Max power | 36.14hp / 26.9kW |
| Max pull | 5,559lbs / 2521kg |
FARMALL 340 POWER
| Engine | 47hp / 35.0kW |
| Drawbar (tested) | 36.14hp / 26.9kW |
| PTO (tested) | 38.93hp / 29.0kW |
| Belt (tested) | 34.74hp / 25.9kW |
ENGINES OVERVIEW
The Farmall 340 tractor features two engine options: a 2.2L 4-cylinder gasoline engine and a 2.7L 4-cylinder diesel engine, offering versatility for different farming applications. The gasoline option provides quicker starts and lower initial costs, while the diesel variant offers superior torque and fuel efficiency, making it more suitable for heavy-duty tasks. Consider the operational cost and maintenance as the diesel engine may require more extensive servicing but results in better long-term fuel savings.
| Description | International Harvester 2.2L 4-cyl gasoline International Harvester 2.7L 4-cyl diesel |
ENGINE DETAIL 1
The Farmall 340 features a C-135 gasoline engine with a displacement of 135 cubic inches and delivers 47 horsepower at a rated RPM of 2000, making it suitable for moderate agricultural tasks. Its 128 lb-ft of torque at 1200 RPM combined with a 7.6:1 compression ratio offers good low-end power for tasks like plowing and tilling. However, the 6-volt starter may pose challenges in cold weather, necessitating a reliable battery and starting routine to ensure dependable performance.
| Description | International Harvester C-135 gasoline 4-cylinder liquid-cooled |
| Displacement | 135ci / 2.2L |
| Bore/Stroke | 3.25x4.0625inches / 83 x 103mm |
| Power | 47hp / 35.0kW |
| Air cleaner | oil bath |
| Compression | 7.6:1 |
| Rated RPM | 2000 |
| Torque | 128 lb-ft/173.6 Nm |
| Torque RPM | 1200 |
| Starter volts | 6 |
| Oil capacity | 5qts / 4.7L |
| Coolant capacity | 15qts / 14.2L |
ENGINE DETAIL 2
The Farmall 340 tractor, equipped with the International Harvester D-166 diesel engine, offers a robust power output of 47 hp at 2000 RPM and a torque of 129 lb-ft at 1400 RPM, making it suitable for various agricultural tasks. With a high compression ratio of 19.2:1 and an oil bath air cleaner, it demonstrates fuel efficiency and effective filtration, though maintenance of the oil bath system may be more involved. Its moderate coolant capacity of 18.6 quarts suggests good thermal management, ideal for prolonged operations, but potential buyers should consider the 7-quart oil capacity for frequency of oil changes based on usage intensity.
| Description | International Harvester D-166 diesel 4-cylinder liquid-cooled The diesel engine was available as an option on the 340 starting in 1960 |
| Displacement | 166ci / 2.7L |
| Bore/Stroke | 3.6875x3.875inches / 94 x 98mm |
| Power | 47hp / 35.0kW |
| Air cleaner | oil bath |
| Compression | 19.2:1 |
| Rated RPM | 2000 |
| Torque | 129lb-ft / 174.9Nm |
| Torque RPM | 1400 |
| Starter volts | 12 |
| Oil capacity | 7qts / 6.6L |
| Coolant capacity | 18.6qts / 17.6L |
FARMALL 340 ENGINES
The Farmall 340 tractor offers flexibility with engine options: a 2.2L gasoline engine for quicker start-up and lower emissions, ideal for lighter tasks; and a more robust 2.7L diesel engine, providing higher torque for heavier agricultural applications but with increased fuel consumption. Notably, the gasoline variant may excel in agricultural scenarios requiring agility, while the diesel configuration is preferable for long-duration tasks due to its longevity and efficiency under load. Key considerations include the maintenance cost and the trade-off between initial power output and fuel economy based on the chosen engine type.
| Description | International Harvester 2.2L 4-cyl gasoline International Harvester 2.7L 4-cyl diesel |
TRANSMISSIONS OVERVIEW
The Farmall 340 features a 5-speed sliding gear transmission coupled with a 10-speed partial power shift, providing versatility in different field conditions. This setup allows for efficient power management and smoother transitions between gears, enhancing performance during both tillage and transportation. However, the complexity of the partial power shift may require additional maintenance and operator training to fully leverage its capabilities.
| Description | 5-speed sliding gear 10-speed partial power shift |
TRANSMISSION 1
The Farmall 340 features a sliding gear transmission system with 5 forward and 1 reverse gear, facilitating straightforward operation for agricultural tasks. The dry disc clutch provides positive engagement but may require more frequent adjustments compared to hydraulic clutches, especially in demanding agricultural conditions. Its design offers reliability and simplicity, making it suitable for various farming scenarios, although operators should be mindful of potential wear on the clutch during heavy usage.
| Manufacturer | International Harvester |
| Type | sliding gear |
| Gears | 5 forward and 1 reverse |
| Clutch | dry disc |
TRANSMISSION 2
The Farmall 340 features a Torque Amplifier transmission, allowing for smooth shifting between its 10 forward and 2 reverse gears, which enhances operational efficiency in varying field conditions. The partial power shift design provides operators with the ability to adjust speed without declutching, reducing fatigue during prolonged use. However, the dry disc clutch may require more maintenance and could present challenges in terms of engagement reliability under heavy loads compared to wet clutch systems.
| Transmission | International Harvester Torque Amplifier |
| Type | partial power shift |
| Gears | 10 forward and 2 reverse |
| Clutch | dry disc |
MECHANICAL
The Farmall 340 features a 4x2 2WD chassis, making it ideal for flat terrain but less effective on steep or uneven surfaces, limiting its versatility in rough conditions. The manual steering may require more effort for maneuverability, while the differential mechanical dry disc brakes provide reliable stopping power but can be less efficient in wet conditions. Its 5-speed sliding gear and 10-speed partial power shift transmission offer a good range of speeds for various tasks, enhancing productivity in farming operations.
| Chassis | 4x2 2WD |
| Steering | manual |
| Brakes | differential mechanical dry disc |
| Cab | Open operator station. |
| Transmissions | 5-speed sliding gear/10-speed partial power shift |
FARMALL 340 TIRES
The Farmall 340 features a 6.00-16 Ag front tire and a substantial 12.4-36 Ag rear tire, offering good traction and stability for a variety of field applications. The tire configuration supports a balanced weight distribution, beneficial for row-crop farming and field work but may challenge maneuverability in tighter spaces. Optimal for mid-sized farms, this tractor can effectively handle plowing, planting, and cultivating tasks with moderate horsepower and operational efficiency.
| Ag front | 6.00-16 |
| Ag rear | 12.4-36 |
DIMENSIONS
| Length | 117inches / 297cm |
| Width | 64inches / 162cm |
| Height | 59inches / 149cm |
FARMALL 340 WEIGHT
| Gas Operating | 4735lbs / 2147kg |
| Diesel Operating | 5195lbs / 2356kg |
| Ballasted | 7579lbs / 3437kg |
DIMENSIONS & TIRES
The Farmall 340 tractor's weight range of 4735 to 5195 pounds provides a balanced foundation for various farming tasks, enhancing stability while operating on uneven terrain. The front tire size of 6.00-16 allows for adequate steering and maneuverability, while the rear tire size of 12.4-36 offers improved traction for heavy pulling or tilling operations. An ideal scenario for this tractor would be row crop cultivation, where its weight and tire specifications ensure efficient soil contact and reduced compaction.
| Weight | 4735 to 5195 pounds |
| Front tire | 6.00-16 |
| Rear tire | 12.4-36 |
INTERNATIONAL HARVESTER 2001 LOADER 1
| Description | Single-acting lift cylinders. |
| Loader weight | 1160lbs / 526kg |
| Height (to pin) | 148.5inches / 377cm |
| Clearance, dumped bucket | 98inches / 248cm |
| Breakout force (lift) | 4000lbs / 1814kg |
| Lift to full height (at pin) | 2000lbs / 907kg |
| Bucket width | 40inches / 101cm |
INTERNATIONAL HARVESTER 2001 LOADER 2
| Description | Double-acting lift cylinders. |
| Loader weight | 1160lbs / 526kg |
| Height (to pin) | 148.5inches / 377cm |
| Clearance, dumped bucket | 98inches / 248cm |
| Breakout force (lift) | 2600lbs / 1179kg |
| Lift to full height (at pin) | 1350lbs / 612kg |
| Bucket width | 40inches / 101cm |
340 SERIAL NUMBERS
| Location | Clutch housing, right side |
| 1958 | 501 |
| 1959 | 2723 |
| 1960 | 5411 |
| 1961 | 6642 |
| 1962 | 7276 |
| 1963 | 7677 |