International Harvester B-434
The International Harvester B-434 is a 2-wheel drive tractor with a 4x2 chassis. It has a mechanical steering system and an 8-speed forward, 2-speed reverse transmission. This setup gives the driver good control over the tractor's speed and power in different farming situations. Under the hood, the B-434 has a 4-cylinder diesel engine made by International Harvester. The BD-154 engine is liquid-cooled and naturally aspirated, meaning it doesn't use a turbocharger. It has a displacement of 154 cubic inches, with a 3.5-inch bore and 4-inch stroke. The engine runs at 2000 RPM and produces 43 horsepower, which is enough power for many farm tasks. The tractor starts up easily with its electric starter. International Harvester was a well-known American company that made farm equipment for many years. The B-434 model shows their focus on building reliable, straightforward tractors for farmers. While it may not have all the fancy features of newer tractors, the B-434 is a solid workhorse that can handle many jobs around the farm.

Quick specs
- Category
- Utility
- Engine Power Output
- 43hp
At a glance
How the B-434 compares
vs. Utility medianDistribution
Engine Power (hp)
Across all Utility tractors
This model
The B-434 ranks at the 37th percentile for engine power among recorded utility tractors.
Overview
About the International Harvester B-434
The International Harvester B-434 is a 2-wheel drive tractor with a 4x2 chassis. It has a mechanical steering system and an 8-speed forward, 2-speed reverse transmission. This setup gives the driver good control over the tractor's speed and power in different farming situations. Under the hood, the B-434 has a 4-cylinder diesel engine made by International Harvester. The BD-154 engine is liquid-cooled and naturally aspirated, meaning it doesn't use a turbocharger. It has a displacement of 154 cubic inches, with a 3.5-inch bore and 4-inch stroke. The engine runs at 2000 RPM and produces 43 horsepower, which is enough power for many farm tasks. The tractor starts up easily with its electric starter. International Harvester was a well-known American company that made farm equipment for many years. The B-434 model shows their focus on building reliable, straightforward tractors for farmers. While it may not have all the fancy features of newer tractors, the B-434 is a solid workhorse that can handle many jobs around the farm.
Full specifications
Every recorded spec
General
| Manufacturer | International Harvester |
|---|---|
| Model | B-434 |
| Category | Utility tractor |
| Type | 4x2 2WD |
Engine
| Make | International Harvester |
|---|---|
| Model | BD-154 |
| Power | 43hp |
| Cylinders | 4 |
| Displacement | 154ci |
| Bore | 3.5in |
| Stroke | 4in |
Transmission
| Forward gears | 8 |
|---|---|
| Reverse gears | 2 |
Chassis & drive
| Chassis | 4x2 2WD |
|---|---|
| Drive | 2WD |
| Steering | Mechanical |
Head to head
B-434 vs. Utility median
How the International Harvester B-434 compares to other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 43 hp | 55 hp | -22% | 37th |
| Engine Displacement | 154 ci | 183 ci | -16% | 41st |
| Cylinders | 4 | 4 | at median | 50th |
| Forward Gears | 8 | 12 | -33% | 23rd |
Medians and percentiles are computed from the utility tractors in our database with a recorded value for each spec (sample sizes 4,941–5,720 models).
Compare to tractors with similar specs
Commonly compared International Harvester tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| International Harvester 434 | 43 hp | 4,630 lb | — | Compare → |
| International Harvester B-414 | 43.5 hp | 4,050 lb | 1961–1966 | Compare → |
| International Harvester 444 | 42 hp | — | 1972–1978 | Compare → |
| International Harvester 453 | 45 hp | 5,071 lb | — | Compare → |
| International Harvester 464 | 45 hp | 5,130 lb | 1973–1978 | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Allis Chalmers 5045 | 44 hp | 3,850 lb | 1981–1983 | Compare → |
| AGCO ST45 | 44.2 hp | 4,448 lb | — | Compare → |
| Ag King AK4540 | 45 hp | 4,650 lb | — | Compare → |
| Allis Chalmers ED40 | 41 hp | 3,527 lb | — | Compare → |
| Apollo 454 | 45 hp | 4,365 lb | — | Compare → |
Explore
International Harvester siblings
Brand sibling
Brand sibling
Brand siblingExplore
Similar-spec models
Gallery
International Harvester B-434 photos



FAQ
Common questions
What is the engine power output of the International Harvester B-434?
Rated engine output for the International Harvester B-434 is 43 hp, delivered by a 4-cylinder engine. The engine displaces 154 ci.
How do I maintain a International Harvester B-434?
Routine service for the International Harvester B-434 covers engine oil and filter changes, hydraulic and coolant level checks, air filter cleaning, and scheduled inspections. Refer to the manufacturer's maintenance schedule for exact intervals.

