International Harvester 454, 464, 484, 574, 584 & 674 Shop Manual
Service and repair data for International Harvester 454, 464, 484, 574, 584, 674 tractors. Includes troubleshooting, diagrams, and specifications for optimal performance and maintenance.
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Sample pages from the International Harvester 454, 464, 484, 574, 584 & 674 Shop Manual manual
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International Models Covered & Key Technical Specifications
Models: International Harvester 454, 464, 484, 574, 584, 674
Sub-models / Variants: Non-Diesel, Diesel
Trade Names: International Harvester, IH
Serial Numbers: Engine: stamped on left side (non-diesel) or right side (diesel) of crankcase. Tractor: stamped on name plate, left side speed transmission housing (454, 464, 574, 674) or right rear side of front axle support (484, 584)
Technical Data:
- Engine Configuration: 3 or 4 cylinders
- Cylinder Sleeves: Wet type
- Piston Pin Diameter: 0.8591–0.8593 inches (454), 0.8748–0.8749 inches (464/574/674), 1.4172–1.4173 inches (Diesel models)
- Valve Seat Angle: 30° (Non-diesel), 45° (Diesel)
- Fuel Pump Output: 12 GPM (standard), 12.5 GPM (Model 584)
- PTO Requirement: 1000 RPM (for testing/rating)
- Transmission Lubricant Capacity: 9 Gallons
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International Harvester 454–674 Series Technical Scope
- Covers the International Harvester 454, 464, 484, 574, 584, and 674 tractor series, documenting both gasoline and diesel powertrain configurations
- Third-party publication by BestManuals.net; original OEM series coverage maintained
- Contains 59 pages of exploded-view diagrams, comprehensive technical data tables, and electrical system schematics
- Accessible from your device as soon as the order is placed
- Permanent availability in your purchase account — no re-buy required
- Laid out for standard letter and A4 printing
- Full-text search finds any part number in seconds
- This 59-page reference provides the factory-specified clearance data, torque sequences, and hydraulic system schematics essential for servicing the 454–674 agricultural equipment line
Mechanical and Hydraulic Documentation
This International Harvester 454–674 service manual details engine and powertrain maintenance for the specified tractor lineup. Coverage spans from the front axle system through the transmission and differential, including specialized sections for the hydrostatic steering and power take-off (PTO) assemblies. Technical paragraphs break down disassembly and reassembly procedures for components like the hydraulic lift housing, engine balancer units, and the complex fuel injection systems used on the diesel variants.
Specification Highlights
Detailed tables provide critical reference values for engine assembly and fluid management. Valve tappet gaps for the gasoline 454 are documented at 0.027 inches. Coolant system capacity for the 484 diesel engine is documented at 12.5 quarts. The hydraulic pump pressure for the 584 is documented at a 12.5 GPM flow rate. Reference data includes rod bolt torque values, ranging from 43 to 61 ft-lbs depending on the specific engine model, alongside electrical system data for Delco-Remy and Lucas alternators. This 59-page technical publication serves as a primary reference for maintaining the International Harvester 454–674 series tractor lineup, offering mechanical specifications, component identification, and overhaul data for engine, hydraulic, and electrical systems.
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