Big Bud HN350
The Big Bud HN350 is a powerful tractor built for heavy-duty farm work. It has a strong Cummins NT855 engine that runs on diesel fuel. This engine has 6 cylinders and can produce 350 horsepower, making it great for tough jobs. The tractor uses a gear transmission with 13 forward gears and 2 reverse gears, giving the driver lots of options for different tasks. This tractor is big and heavy, weighing 40,000 pounds. It has hydrostatic power steering, which makes it easier to control despite its size. The HN350 also has a liquid-cooled engine and a turbocharged, intercooled system that helps it work well in various conditions. The open center hydraulic system is good for running attachments. With its electric starter, the tractor is easy to get going, even on cold mornings.
Quick specs
- Category
- Agricultural
- Engine Power Output
- 350hp
- Operating Weight
- 40,000 lb
- Transmission
- Gear
At a glance
How the HN350 compares
vs. Agricultural medianDistribution
Engine Power (hp)
Across all Agricultural tractors
This model
The HN350 ranks at the 96th percentile for engine power among recorded agricultural tractors.
Overview
About the Big Bud HN350
The Big Bud HN350 is a powerful tractor built for heavy-duty farm work. It has a strong Cummins NT855 engine that runs on diesel fuel. This engine has 6 cylinders and can produce 350 horsepower, making it great for tough jobs. The tractor uses a gear transmission with 13 forward gears and 2 reverse gears, giving the driver lots of options for different tasks. This tractor is big and heavy, weighing 40,000 pounds. It has hydrostatic power steering, which makes it easier to control despite its size. The HN350 also has a liquid-cooled engine and a turbocharged, intercooled system that helps it work well in various conditions. The open center hydraulic system is good for running attachments. With its electric starter, the tractor is easy to get going, even on cold mornings.
Full specifications
Every recorded spec
General
| Manufacturer | Big Bud |
|---|---|
| Model | HN350 |
| Category | Agricultural tractor |
| Operating weight | 40,000lb |
Engine
| Make | Cummins |
|---|---|
| Model | NT855 |
| Power | 350hp |
| Cylinders | 6 |
| Displacement | 855ci |
| Bore | 5.5in |
| Stroke | 6in |
Transmission
| Type | Gear |
|---|---|
| Forward gears | 13 |
| Reverse gears | 2 |
Chassis & drive
| Steering | Hydrostatic Power |
|---|
Hydraulics
| Type | Open Center |
|---|
Dimensions
| Operating weight | 40,000lb |
|---|
Head to head
HN350 vs. Agricultural median
How the Big Bud HN350 compares to other Agricultural tractors
| Spec | This model | Agricultural median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 350 hp | 110 hp | +218% | 96th |
| Engine Displacement | 855 ci | 336 ci | +155% | 97th |
| Cylinders | 6 | 5.5 | +9% | 74th |
| Forward Gears | 13 | 16 | -19% | 42nd |
| Operating Weight | 40,000 lb | 10,914 lb | +267% | 97th |
Medians and percentiles are computed from the agricultural tractors in our database with a recorded value for each spec (sample sizes 971–1,130 models).
Compare to tractors with similar specs
Commonly compared Big Bud tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Big Bud KT350 | 350 hp | 40,000 lb | — | Compare → |
| Big Bud 360/10 | 360 hp | 39,000 lb | — | Compare → |
| Big Bud 360/30 | 360 hp | 39,000 lb | — | Compare → |
| Big Bud HN360 | 360 hp | 39,000 lb | — | Compare → |
| Big Bud KT360 | 360 hp | 39,500 lb | — | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| CaseIH Steiger 350 | 350 hp | 35,848 lb | — | Compare → |
| CaseIH Steiger 350 Rowtrac | 350 hp | 51,905 lb | — | Compare → |
| CaseIH Magnum 315 | 347 hp | 27,800 lb | — | Compare → |
| AGCO AGCOSTAR 8360 | 360 hp | — | 1995–2001 | Compare → |
| CaseIH 9370 | 360 hp | — | — | Compare → |
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FAQ
Common questions
How powerful is the Big Bud HN350?
The Big Bud HN350 has an engine power output of 350 hp. It is powered by a 6-cylinder engine displacing 855 ci.
What type of hydraulic system does the Big Bud HN350 use?
Hydraulics on the Big Bud HN350 are Open Center.
What is the working weight of the Big Bud HN350?
The operating weight of the Big Bud HN350 is approximately 40,000 lb.
What type of transmission does the Big Bud HN350 have?
The Big Bud HN350 uses a Gear transmission offering 13 forward gears.
What routine service does the Big Bud HN350 need?
Regular maintenance for the Big Bud HN350 includes checking and changing engine oil, hydraulic fluid, and filters, plus routine inspections as recommended in the owner's manual. Always follow the manufacturer's maintenance schedule for specific intervals and procedures.

