🏷️ Basic Information Identification Make: International Harvester Models Covered: 454, 464, 484, 574, 584, 674, 766, 826, 966, 1026, 1066 👋 Introduction Market Position Target Audience: Owners, operators, and service technicians of International Harvester tractors. Key Features Instant Access: Instant download after payment, enabling immediate access to repair information. Lifetime Policy: Lifetime protection policy against loss or damage, with free replacements. Digital Advantage: Convenient for on-site repairs with smart devices, eliminating the need for bulky paper manuals. Environmental Benefit: Environmentally friendly due to digital format, saving trees. 📋 Manual Details Coverage Areas Manual Type: Repair Manual / Workshop Manual Language: English Format: Digital Download (PDF) 📖 Manual Coverage Systems Covered Engine: Detailed coverage including removal, installation, lubrication, cooling, fuel system, and general engine specifications. Transmission: Comprehensive details on transmission, drive chain, and sprockets. Electrical System: In-depth coverage of the electrical system. Steering: Detailed information on the steering system. Shocks: Coverage of shock absorber systems. Body Work: Information pertaining to body work. Intake Exhaust: Coverage of intake and exhaust systems. Procedures Included Routine Maintenance: Detailed procedures for routine maintenance tasks. Troubleshooting: Advanced troubleshooting guidance for common and complex issues. Technical Depth Scope: Covers a wide range of repair, maintenance, and diagnostic procedures, suitable for both novice and experienced technicians. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text within the PDF for efficient information retrieval. Print Quality Printability: Designed for easy printing of specific pages as needed. Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Types: Various diesel and gasoline engines, specific to each model. Examples include D-series diesel engines (e.g., D-155, D-179, D-206, D-236, D-268, D-310, D-358, D-414, D-436, D-466) and gasoline engines (e.g., C-series). The manual covers the specific engines equipped in the listed models. Performance Horsepower Range: Engine horsepower varies significantly across the covered models, generally ranging from approximately 45 HP (454) to over 100 HP (1066). Fuel System Fuel Delivery: Details on fuel injection systems (e.g., CAV, Bosch) and carburetor systems where applicable. 🔧 Transmission Standard Transmission Transmission Types: Includes various transmission types such as partial power shift (e.g., Power Transfer), synchronized constant mesh, and non-synchronized transmissions. Optional Transmission Optional Features: Details on optional transmissions, such as the Hi-Lo range selector or specific creeper gears. Features Drive Axles: Information related to drive chains and sprockets for the drivetrain. 📐 Dimensions Exterior Overall Length: Varies by model, typically ranging from approximately 130 to 160 inches. Overall Width: Varies by model, typically ranging from approximately 65 to 85 inches (without variations). Weights Operating Weight: Operating weights vary significantly by model, generally from around 4,500 lbs (454) to over 8,000 lbs (1066). 💡 Technology Features Infotainment Features: Basic operator interface with mechanical gauges for engine monitoring (oil pressure, temperature, fuel, ammeter/voltmeter). No modern infotainment systems. Driver Assistance Features: No electronic driver assistance features. Steering, braking, and PTO engagement are entirely mechanical or hydraulically assisted. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 100-250 operating hours, depending on engine type and operating conditions. Manual will provide specific intervals. Hydraulic Fluid Change: Recommended at specified hourly intervals, often around 500-1000 hours, with filter replacement at similar intervals. Transmission Fluid Change: Intervals vary by transmission type, generally between 500-1200 hours. Fluid Specifications Engine Oil: Typically API CD/CE rated diesel engine oils, with viscosities like 15W-40 or 30W. Specific recommendations will be in the manual. Hydraulic Fluid: IH Hy-Tran fluid or equivalent UTF (Universal Tractor Transmission Fluid) is commonly specified. Manual will detail specific type and viscosity. Transmission Fluid: Typically UTF or specialized gear oil depending on the transmission and final drive configuration. Manual is essential for correct specification. Known Issues Common Wear Points: Common wear points include clutch components, PTO shafts, hydraulic pump seals, and front axle pivot pins. Engine Considerations: Early diesel models may experience issues with injection pump timing or injector wear. Overheating can be an issue if cooling systems are not maintained. Transmission Longevity: While generally robust, abuse or improper fluid maintenance can lead to premature wear in transmissions and power take-off (PTO) units. 📚 Vehicle History Brand Heritage Heritage: International Harvester (IH) was a major American manufacturer of agricultural machinery, construction equipment, and trucks, known for its durable and reliable products. Model Evolution Series Evolution: The models covered represent a significant period of IH's tractor development, from the mid-1960s through the 1970s, showcasing advancements in power, transmissions, and operator comfort. Production Production Period: These models were primarily produced from the late 1960s through the early 1980s, with specific ranges varying per model.