Case IH 674 Tractor Parts
674 parts and accessories
The Case IH 674 tractor, manufactured from 1972 to 1975, was a reliable workhorse on farms across North America. Powered by a robust 58 horsepower diesel engine, and boasting around 52 PTO horsepower, the 674 offered a balance of power and economy. Its simple design and dependable performance made it a favorite for various agricultural tasks, contributing significantly to its popularity among farmers.
The Case IH 674 was introduced in 1972 as a successor to the International Harvester 674, continuing the legacy of reliable utility tractors. Production spanned until 1975. The tractor features a 58 horsepower International Harvester D-239 3.9L 4-cylinder diesel engine, known for its durability and fuel efficiency. Transmission options included a gear-type transmission with 8 forward and 4 reverse speeds. The 674 delivered approximately 52 PTO horsepower at 540 RPM, suitable for powering a range of implements. Its hydraulic system provided around 8.5 GPM flow, sufficient for operating hydraulic remotes and the Category II 3-point hitch with a lift capacity of around 3,300 lbs. This model was commonly used for row crop operations, haying, livestock management, and light tillage tasks. The Case IH 674 distinguished itself with its simple mechanics, ease of maintenance, and a comfortable operator platform relative to other tractors of its era.
Specifications
| Engine | International Harvester D-239 58 HP 239ci Diesel |
|---|---|
| PTO HP | 52 HP @ 540 RPM |
| Transmission | Gear Type, 8 Forward / 4 Reverse |
| Hydraulics | 8.5 GPM, 2 remotes (optional) |
| 3-Point Hitch | Category II, 3300 lbs lift capacity |
| Fuel Capacity | 16 gallons |
| Weight | 5,160 lbs |
| Years Produced | 1972-1975 |
Maintenance Tips
- Change engine oil and filter every 150-200 hours using a high-quality oil specified for diesel engines.
- Regularly inspect and clean the fuel system, including fuel filters, to prevent contamination and ensure optimal performance.
- Check hydraulic fluid levels and inspect hoses for leaks. Replace hydraulic filters according to the manufacturer's recommendations.
- Before seasonal storage, drain fluids, add fuel stabilizer, and grease all lubrication points to prevent corrosion and maintain functionality.
History & Background
The Case IH 674 marked a transition in the International Harvester lineup, continuing the popular '64' series with enhanced features. While not undergoing major redesigns during its short production run, its impact was significant due to its reliability and versatile performance. It's a tractor that is still being used by farmers today.
Frequently Asked Questions
What engine is in the Case Ih 674?
The Case IH 674 is powered by an International Harvester D-239 4-cylinder diesel engine, producing 58 horsepower and having a displacement of 239 cubic inches.
What is the PTO horsepower on a 674?
The Case IH 674 has a PTO horsepower rating of approximately 52 HP at 540 RPM.
What oil filter fits the 674?
The Case IH 674 typically uses a Fram PH2870A or equivalent oil filter. Cross-references include Wix 51258 and Baldwin B2.
What are common parts needed for the 674?
Common wear parts for the Case IH 674 include engine oil filters, fuel filters, hydraulic filters, fan belts, hydraulic seals, steering components (tie rod ends, kingpins), clutch disc and pressure plate, and PTO seals.

FF5171 - Spin-On (QTY 12) Fuel Filter
SKU: FF5171
23 in stock

FF167J - Fuel (QTY 1) Filter
SKU: FF167J
Out of stock

FF167 - Cartridge (QTY 12) Fuel Filter
SKU: FF167
Out of stock

EDPN9N074AA - Fuel Filter
SKU: EDPN9N074AA
1391 in stock

D8NN9N074AA - FUEL FILTER
SKU: D8NN9N074AA
1391 in stock

D0NN9N074B - FUEL FILTER
SKU: D0NN9N074B
1391 in stock

C7NN9176A - FUEL FILTER
SKU: C7NN9176A
1391 in stock

AF4061 - Primary (QTY 1) Air Filter
SKU: AF4061
1 in stock

9918123 - SEDIMENT BOWL
SKU: 9918123
233 in stock

93413C1 - Hydraulic (Heavy Duty) Filter
SKU: 93413C1
106 in stock

86149717 - FUEL FILTER
SKU: 86149717
1411 in stock

83937061 - Fuel Filter
SKU: 83937061
1411 in stock

83914074 - FUEL FILTER
SKU: 83914074
1411 in stock

81823491 - FUEL FILTER
SKU: 81823491
1411 in stock

530144R92 - Hydraulic Filter
SKU: 530144R92
95 in stock

529854R2 - Outer Air Filter
SKU: 529854R2
50 in stock

500625 - FUEL FILTER
SKU: 500625
1411 in stock

47V299 - Sediment Bowl
SKU: 47V299
233 in stock

3144478R1 - Fuel Filter Bowl
SKU: 3144478R1
192 in stock

3136046R93 - Oil Filter
SKU: 3136046R93
58 in stock

3132428R2 - Fuel Filter
SKU: 3132428R2
214 in stock

3132428R1 - FUEL FILTER
SKU: 3132428R1
214 in stock

3044506R1 - Fuel Filter
SKU: 3044506R1
1411 in stock

WBKIH9 - Wheel Bearing Kit
SKU: WBKIH9
79 in stock
