Case IH 1594 Tractor Parts
1594 parts and accessories
The Case IH 1594 was a popular agricultural tractor produced in the late 1980s and early 1990s. Known for its robust design and reliability, the 1594 was powered by a diesel engine producing around 86 horsepower, offering a PTO horsepower of approximately 75. Its versatility and performance made it a favorite among farmers for various tasks, contributing to its lasting reputation.
The Case IH 1594 was manufactured from 1986 to 1991, building upon the legacy of its predecessors while incorporating improvements for enhanced performance. It was equipped with a Perkins A4.248 diesel engine, a naturally aspirated four-cylinder engine with a displacement of 248 cubic inches and rated for approximately 86 horsepower. The tractor typically featured a manual transmission with multiple gear options, providing a range of speeds suitable for different field operations. The PTO delivered around 75 horsepower, available in both 540 and 1000 RPM configurations. The hydraulic system had a capacity of around 12 GPM, supporting various implements with two or more remote valves. A Category II 3-point hitch allowed for the use of a wide range of implements. Farmers commonly used the 1594 for tasks like plowing, disking, planting row crops, baling hay, and general livestock operations. Distinguishing it from other models in the Case IH lineup of the time, the 1594 struck a balance between power, size, and affordability, making it a workhorse for diverse farming needs.
Specifications
| Engine | Perkins A4.248 86 HP Diesel |
|---|---|
| PTO HP | 75 HP @ 540/1000 RPM |
| Transmission | Manual, 12 forward / 4 reverse |
| Hydraulics | 12 GPM, 2 remotes |
| 3-Point Hitch | Category II, 4400 lbs lift capacity |
| Fuel Capacity | 25 gallons |
| Weight | 7400 lbs |
| Years Produced | 1986-1991 |
Maintenance Tips
- Engine Oil & Filter: Change engine oil and filter every 250 hours using the recommended oil type for the Perkins A4.248 diesel.
- Hydraulic System: Inspect hydraulic fluid levels regularly and change hydraulic filters every 500 hours to prevent contamination and maintain optimal performance.
- Fuel System: Use clean fuel and replace fuel filters every 300 hours. Treat fuel with stabilizer during seasonal storage to prevent fuel degradation.
History & Background
Introduced in 1986, the Case IH 1594 was part of a series of tractors designed to provide reliable performance and versatility. There were no significant redesigns during its production run, which spanned until 1991. The 1594 played a vital role in helping farmers improve their efficiency and productivity during a period of agricultural change.
Frequently Asked Questions
What engine is in the Case Ih 1594?
The Case IH 1594 is powered by a Perkins A4.248 four-cylinder diesel engine, producing approximately 86 horsepower.
What is the PTO horsepower on a 1594?
The PTO horsepower on a Case IH 1594 is rated at approximately 75 HP and is available in both 540 and 1000 RPM configurations.
What oil filter fits the 1594?
A commonly used oil filter for the Case IH 1594 is a Fleetguard LF3349 or a Baldwin B2. Always verify compatibility with your specific tractor before installation.
What are common parts needed for the 1594?
Common wear parts for the Case IH 1594 include oil filters, fuel filters, air filters, hydraulic filters, fan belts, hydraulic cylinder seal kits, steering components (tie rod ends), and clutch disc/pressure plate assemblies.

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