Case IH 450 Tractor Parts
450 parts and accessories
The Case IH 450 tractor, manufactured from 1969 to 1972, was a popular choice for farmers needing a reliable row crop tractor. Powered by a robust 301 cubic inch diesel engine producing around 72 horsepower, the 450 delivered ample power for various field operations. Its respectable PTO horsepower made it a capable machine for powering implements and attachments.
The Case IH 450 was introduced in 1969 as part of the '56 series. Production continued until 1972. This tractor was designed to be a versatile row-crop tractor, capable of handling a variety of tasks on the farm. The 450 featured a robust 301 cubic inch International Harvester diesel engine. The engine produced approximately 72 horsepower. It utilized a diesel fuel system for efficient operation. The transmission was typically a gear-type transmission with options for different speed configurations, offering operators flexibility in the field. The PTO horsepower was around 65 HP, available with a 540 RPM option. Hydraulic capacity was sufficient for operating implements, with a flow rate suitable for common hydraulic tasks. The 3-point hitch was a Category II, allowing for the use of a wide range of implements. The 450 was commonly used for row crop work, haying operations, and general farm tasks such as tillage and planting. It distinguished itself within the Case IH lineup by offering a balance of power, reliability, and affordability for its time.
Specifications
| Engine | International Harvester 301 CI 72 HP Diesel |
|---|---|
| PTO HP | 65 HP @ 540 RPM |
| Transmission | Gear Type, 8 Forward / 2 Reverse |
| Hydraulics | 8 GPM, 2 remotes |
| 3-Point Hitch | Category II, 3500 lbs lift capacity |
| Fuel Capacity | 25 gallons |
| Weight | 6,600 lbs |
| Years Produced | 1969-1972 |
Maintenance Tips
- Change engine oil and filter every 250 hours using a high-quality diesel engine oil that meets the manufacturer's specifications.
- Inspect and maintain hydraulic fluid levels and filters regularly. Change hydraulic fluid and filter according to the manufacturer's recommendations to prevent contamination and maintain optimal performance.
- Regularly inspect the fuel system for leaks and replace fuel filters as needed. Use clean, high-quality diesel fuel to prevent fuel system issues. Bleed the fuel system if necessary after filter changes.
- Before seasonal storage, drain fuel tank, add fuel stabilizer, grease all fittings, and store tractor in a dry location, protected from the elements.
History & Background
The Case IH 450 was introduced in 1969 by International Harvester (later Case IH) as part of their updated tractor line. It represented a move towards more powerful and efficient tractors for the evolving needs of modern farms. While it didn't undergo major redesigns during its production run, its reliability and versatility made it a popular choice during its era.
Frequently Asked Questions
What engine is in the Case Ih 450?
The Case IH 450 is powered by a 301 cubic inch International Harvester diesel engine, producing approximately 72 horsepower.
What is the PTO horsepower on a 450?
The PTO horsepower on the Case IH 450 is approximately 65 HP, operating at 540 RPM.
What oil filter fits the 450?
Common oil filter cross-references for the Case IH 450 include Fram PH25, Wix 51794, and NAPA 1794. Always verify compatibility with your specific tractor and engine serial number.
What are common parts needed for the 450?
Common parts needed for the Case IH 450 include engine oil filters, fuel filters, hydraulic filters, belts (fan belt, alternator belt), hydraulic cylinder seals, steering components (tie rod ends, ball joints), and clutch parts if applicable.

364477R91 - PTO Rear Seal
SKU: 364477R91
89 in stock

360181R91 - PTO Shield
SKU: 360181R91
6 in stock

359126R94 - PTO Out/ Seal
SKU: 359126R94
19 in stock

358812R91 - PTO Rear Seal
SKU: 358812R91
129 in stock

403551R1 - Muffler
SKU: 403551R1
118 in stock

ST269A - Steering Worm Shaft Bearing
SKU: ST269A
103 in stock

A29183 - BALL BEARING
SKU: A29183
181 in stock

619731C1 - Brake Actuator (2/pk) Spring
SKU: 619731C1
410 in stock

380116R3 - Cam Pivot Shaft
SKU: 380116R3
34 in stock

377788R1 - Rear Axle (2 3/4") Seal
SKU: 377788R1
304 in stock

373338R91 - Torque Amplifier Gasket Set
SKU: 373338R91
17 in stock

366182R93 - Brake Actuating Assembly
SKU: 366182R93
Out of stock

365402R11 - Bearing Carrier & Overrunning Clutch Ramp Assembly
SKU: 365402R11
9 in stock

364432R91 - Torque Amplifier Drive Shaft w/o Snap Ring Coupler
SKU: 364432R91
29 in stock

363499R94-R - Re-Mfg. Torque Amplifier Assembly
SKU: 363499R94-R
8 in stock

361281R13 - Torque Amplifier Carrier
SKU: 361281R13
5 in stock

359895R3 - Torque Amplifier (Flywheel) Carrier
SKU: 359895R3
13 in stock

357046R1 - Brake Pedal Shaft
SKU: 357046R1
28 in stock

321162R1 - HD brake disc
SKU: 321162R1
240 in stock

3121549R1 - Shift Lever Knob
SKU: 3121549R1
46 in stock

243023 - BALL BEARING
SKU: 243023
181 in stock

211-1028 - Brake Disc (Steel) Ball
SKU: 211-1028
678 in stock

PR149 - Piston Rings
SKU: PR149
5 in stock

PA300X - Piston
SKU: PA300X
3 in stock
