🏷️ Basic Information Identification Make: Farmall / International Harvester Model: M, MV, MD, MDV Generation Codes: M Series 👋 Introduction Market Position Historical Significance: The Farmall M series represented a significant advancement in tractor technology and utility, becoming a workhorse for American agriculture. Competitive Analysis Key Competitors: John Deere (Model A/B/G), Ford-Ferguson (2N/9N), Oliver (70/80), Case (SC/DC). Key Features Versatility: Designed for a wide range of agricultural tasks, from plowing and planting to harvesting and mowing, with various implement attachments. Power And Torque: Delivered robust power output relative to its size and era, suitable for demanding field operations. User Friendliness: Emphasis on operator comfort and ease of control for its time, contributing to its widespread adoption. 📋 Manual Details Coverage Areas Manual Type: Complete Service / Repair Manual Language: English Format: PDF Applicable Model Years: 1939-1952 Manual Id: GSS-5033 📖 Manual Coverage Systems Covered Engine Service: Complete overhaul, disassembly, inspection, assembly, timing, cooling system, lubrication system. Fuel System: Carburetor adjustment and repair (gasoline models), Injection pump and injector service (diesel models), fuel filters, fuel lines. Clutch And Transmission: Clutch replacement and adjustment, transmission disassembly and reassembly, gear selection, PTO operation. Electrical System: Wiring diagrams, ignition system, starting motor, charging system, lighting. Hydraulics: Hydraulic pump, control valves, lift mechanism, cylinder service. Braking System: Brake band adjustment, brake shoe replacement, brake mechanism service. Steering System: Steering gear adjustment and repair, linkages. Rear Axle And Final Drive: Differential service, axle shafts, final drive gears. Front Axle And Steering Knuckles: Front wheel bearings, kingpins, steering knuckle service. Cooling System: Radiator service, water pump, thermostat, hoses. Procedures Included Routine Maintenance: Lubrication points and schedule, fluid level checks, filter replacement, belt tensioning. Troubleshooting: Diagnostic charts for common problems, symptom-based troubleshooting. Engine Rebuild: Step-by-step instructions for full engine overhaul, including piston, ring, bearing, and valve replacement. Hydraulic System Overhaul: Detailed procedures for repairing and calibrating the hydraulic lift and auxiliary services. Transmission Repair: Complete disassembly, inspection, and reassembly of the sliding gear transmission. Wiring Diagrams Interpretation: Clear, understandable electrical schematics for diagnosing and repairing electrical issues. Technical Depth Depth Of Coverage: Comprehensive. Covers everything from basic maintenance and adjustments to full unit overhauls and major component rebuilds. Diagnostic Information: Detailed troubleshooting guides, symptom analysis, and diagnostic procedures. Torque Specifications: Precise torque values for critical fasteners throughout the tractor. Clearances And Tolerances: Specific measurements for component clearances and wear limits during rebuilds. 📊 Manual Specifications File Format File Format: PDF Searchable Text: Yes (typically in professionally scanned PDFs) Printable Pages: Yes Digital Delivery: Instant Download Print Quality Image Resolution: High (suitable for viewing diagrams and text) Document Legibility: Excellent Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Make: International Engine Model Gasoline: C-248 Engine Model Diesel: D-248 Engine Type: Inline 4-Cylinder, Overhead Valve Displacement: 248 cubic inches (4.06 Liters) Bore: 3.875 inches (98.4 mm) Stroke: 5.25 inches (133.4 mm) Cooling System: Water Cooled Compression Ratio Gasoline: Approx. 6.5:1 Compression Ratio Diesel: Approx. 16:1 Fuel Type: Gasoline (M, MV) / Diesel (MD, MDV) Performance Rated Engine Speed: 1450 RPM (Governed) Drawbar Horsepower Gasoline: 33 hp Belt Horsepower Gasoline: 36 hp Drawbar Horsepower Diesel: 33 hp Belt Horsepower Diesel: 37 hp Governor Type: Mechanical Fuel System Fuel Delivery Gasoline: Gravity feed with Fuel Pump (optional/later models) Carburetor Model Gasoline: Marvel-Schebler (typical, specific model varies) Fuel Delivery Diesel: Injection Pump Injection Pump Model Diesel: Caterpillar or Roosa Master (typical, specific model varies) 🔧 Transmission Standard Transmission Type: Sliding Gear, Constant Mesh Gear Ratios Forward: 5 Speed Gear Ratios Reverse: 1 Speed Drive Type: 2-Wheel Drive (Rear Wheel Drive) Clutch Type: Single Plate, Dry Features Pto Gearbox: Standard PTO drive available, engagement via clutch and lever. Transmission Oil Type: API GL-4 Gear Oil (SAE 90 is common, refer to manual for exact specifications) Transmission Oil Capacity: Approximately 8-10 quarts (refer to manual) 📐 Dimensions Exterior Model M Length: 132 inches (3.35 m) Model M Width: 85 inches (2.16 m) Model M Height: 76 inches (1.93 m) Model Mv Length: 147 inches (3.73 m) Model Mv Width: 86 inches (2.18 m) Model Mv Height: 90 inches (2.29 m) Model Md Length: 133 inches (3.38 m) Model Md Width: 85 inches (2.16 m) Model Md Height: 76 inches (1.93 m) Model Mdv Length: 148 inches (3.76 m) Model Mdv Width: 86 inches (2.18 m) Model Mdv Height: 90 inches (2.29 m) Weights Model M Weight: 4415 lb (2002 kg) Model Mv Weight: 5505 lb (2497 kg) Model Md Weight: 4745 lb (2152 kg) Model Mdv Weight: 5835 lb (2647 kg) Wheelbase Model M Wheelbase: 89 inches (2.26 m) Model Mv Wheelbase: 92 inches (2.34 m) Model Md Wheelbase: 90 inches (2.29 m) Model Mdv Wheelbase: 93 inches (2.36 m) Tyre Sizes Model M Front Tyre: 6.00-16 (4-ply) Model M Rear Tyre: 11-38...