Case IH 1566 Tractor Parts
1566 parts and accessories
The Case IH 1566 tractor, manufactured from 1973 to 1976, was a popular choice for farmers seeking a powerful and reliable machine. Powered by an International Harvester DT-414 turbocharged diesel engine producing approximately 145 horsepower, the 1566 delivered ample power for demanding tasks. Its robust design and impressive PTO horsepower made it a workhorse in fields across the nation.
The Case IH 1566 tractor was introduced in 1973 and continued production through 1976. This model was a key part of International Harvester's lineup, providing farmers with a powerful and versatile tractor for a range of applications. It was equipped with an International Harvester DT-414 6.8L (414 cu in) turbocharged diesel engine, delivering around 145 engine horsepower. The transmission was typically a gear-type transmission with options including 8 forward and 4 reverse speeds or a Torque Amplifier transmission. The PTO horsepower was rated at approximately 130 HP at 1000 RPM. The hydraulic system had a capacity of around 15 GPM, powering two remote hydraulic valves. The 3-point hitch was a Category II hitch. The 1566 found common application in row crop farming, hay production, livestock operations, and tillage. What distinguished it from other models in the IH lineup was its increased horsepower and heavier-duty components, allowing it to handle more demanding tasks than smaller tractors while remaining more economical than larger, more complex machines.
Specifications
| Engine | International Harvester DT-414 145 HP 414 cu in Diesel |
|---|---|
| PTO HP | 130 HP @ 1000 RPM |
| Transmission | Gear 8F/4R or Torque Amplifier |
| Hydraulics | 15 GPM, 2 remotes |
| 3-Point Hitch | Category II, 6,200 lbs lift capacity |
| Fuel Capacity | 46 gallons |
| Weight | 13,735 lbs |
| Years Produced | 1973-1976 |
Maintenance Tips
- Change engine oil and filter every 125-250 hours, depending on operating conditions. Use the recommended SAE grade oil for your climate.
- Inspect and maintain hydraulic fluid levels regularly. Check for leaks in hoses and fittings, and replace the hydraulic filter according to the manufacturer's recommendations to prevent contamination.
- Use a fuel stabilizer during seasonal storage to prevent fuel degradation and keep the fuel system clean. Also, drain any water from the fuel/water separator.
- Check and clean or replace the air filter regularly to ensure proper engine performance and prevent damage from dust and debris.
History & Background
The Case IH 1566 was introduced in 1973 as part of International Harvester's "66 Series" tractors. These tractors were known for their improved operator comfort and hydraulic performance compared to previous models. The 1566 became a popular choice among farmers due to its reliability and power for a wide range of farming tasks.
Frequently Asked Questions
What engine is in the Case Ih 1566?
The Case IH 1566 is equipped with an International Harvester DT-414 6.8L (414 cu in) turbocharged diesel engine, producing approximately 145 horsepower.
What is the PTO horsepower on a 1566?
The PTO horsepower of the Case IH 1566 is approximately 130 HP at 1000 RPM.
What oil filter fits the 1566?
The Case IH 1566 typically uses an oil filter equivalent to a Fram PH25 or a Wix 51794. Always verify compatibility with your specific tractor's manual.
What are common parts needed for the 1566?
Common wear parts for the Case IH 1566 include engine oil filters, fuel filters, air filters, belts, hydraulic seals, steering components, clutch parts, and replacement tines for tillage implements.

67761C1 - PTO Front Brg. Retainer Seal
SKU: 67761C1
14 in stock

576539R1 - Needle; PTO Driven Gear Bearing
SKU: 576539R1
236 in stock

393111R2 - PTO 540 RPM Shaft
SKU: 393111R2
128 in stock

381480R1 - Output Shaft Oil Seal
SKU: 381480R1
111 in stock

148663C1 - PTO 540 RPM Shaft
SKU: 148663C1
22 in stock

139256C1 - PTO 1000 RPM Shaft
SKU: 139256C1
13 in stock

1264503C1 - PTO Shield
SKU: 1264503C1
44 in stock

120985C1 - PTO 1000 RPM Shaft
SKU: 120985C1
11 in stock

V31510 - Expansion Valve
SKU: V31510
151 in stock

F64389 - Expansion Valve
SKU: F64389
151 in stock

F63726 - Expansion Valve
SKU: F63726
151 in stock

A42622 - Blower Switch
SKU: A42622
284 in stock

66398C1 - Expansion Valve
SKU: 66398C1
151 in stock

66390C1 - Blower Motor
SKU: 66390C1
Out of stock

65338C91 - Clutch
SKU: 65338C91
18 in stock

572832R91 - Receiver Drier
SKU: 572832R91
32 in stock

539064R1 - Expansion Valve
SKU: 539064R1
151 in stock

539049R1 - Rec/Drier
SKU: 539049R1
32 in stock

539048R1 - Condenser Fan Blade
SKU: 539048R1
10 in stock

417888C93 - York w/o Clutch (ER-210-L LH Suction Rotolock Head) New Compressor
SKU: 417888C93
27 in stock

245258A1 - Switch Blower
SKU: 245258A1
284 in stock

1987399C3 - Blower Motor (w/Cab SN<107806)
SKU: 1987399C3
129 in stock

118250C92 - York w/o Clutch (ER-210-R RH Suction Rotolock Head) New Compressor
SKU: 118250C92
14 in stock

117783C1 - Rev. rotation) 5/16" X 1 1/2"shaft Condenser Motor (12volt
SKU: 117783C1
30 in stock
