🏷️ Basic Information Identification Make: Triumph Models Covered: TR2, TR3, TR3A, TR3B 👋 Introduction Market Position Target Audience: Triumph TR2, TR3, TR3A, TR3B owners and mechanics Competitive Analysis Value Proposition: Comprehensive, official factory information for DIY maintenance and repair, saving time and money on professional services. Key Features Completeness: Complete official full factory service repair manual covering all styles. Usability: Easy to use for owners with or without computer skills, printable for workshop use. 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Language: English Format: PDF Download 📖 Manual Coverage Systems Covered General Maintenance: Included Troubleshooting: Included Engine Service Repair: Included Transmission Service Repair: Included Brake System: Included Wiring Diagrams: Included Electrical System: Included Suspension: Included Periodic Lubrication: Included Steering: Included Cooling System: Included Fuel Injection Fuel System: Included Emission System: Included Heater Air Conditioning: Included Engine Control System: Included Chassis Body: Included Restraint System: Included Interior: Included Differential Drive: Included Axle: Included Procedures Included Maintenance Procedures: Step-by-step Repair Procedures: Detailed, step-by-step Rebuild Refurbish Restore: Comprehensive Diagnostic Procedures: Advanced troubleshooting guide Technical Depth Level Of Detail: Factory-trained technician level Illustrations Diagrams: Hundreds of pages with all necessary illustrations, diagrams, and photos Notes Cautions Warnings: Included throughout each chapter Instruction Format: Numbered instructions, bold figure numbers Electrical Diagnostics: Combined with detailed wiring diagrams 📊 Manual Specifications File Format File Type: PDF Compatibility: All PC based Windows OS and Mac Print Quality Printability: Printable without any restriction (entire manual or selected pages) Binding Type Binding Type: N/A (Downloadable PDF) Paper Type Paper Type: N/A (Digital Format) Delivery Delivery Method: Instant Download Requirements Required Software: Adobe PDF Reader ⚙️ Engine Specifications Primary Engine Engine Type: Inline-4 Cylinder OHV Displacement Tr2: 1991 cc (121.5 cu in) Displacement Tr3 Tr3A Tr3B: 1991 cc (121.5 cu in) for early TR3, later TR3B used the 2138 cc (130.4 cu in) Standard- Vanguard engine. Performance Horsepower Tr2: Approx. 90 hp @ 4500 rpm Horsepower Tr3 Tr3A: Approx. 95 hp @ 5000 rpm Horsepower Tr3B: Approx. 100 hp @ 4750 rpm (2138cc engine) Fuel System Carburetion: Twin SU Carburetors (e.g., HS4 or HVG models depending on spec) 🔧 Transmission Standard Transmission Type: 4-speed manual Optional Overdrive: Optional Laycock de Normanville overdrive on 3rd and 4th gears (available on some models) Features Gear Ratios: Specific ratios detailed within the manual. 📐 Dimensions Exterior Wheelbase: Approx. 83 inches (2108 mm) Track Front: Approx. 47.5 inches (1206 mm) Track Rear: Approx. 46.5 inches (1181 mm) Weights Curb Weight Tr2: Approx. 2075 lbs (941 kg) Curb Weight Tr3A: Approx. 2138 lbs (970 kg) 🛡️ Safety Features Ratings Safety Standards: Designed to 1950s/1960s automotive safety standards. Manual details braking system and chassis integrity. Active Features Braking System: Front disc brakes, rear drum brakes (standard on TR3 onwards). Passive Features Seatbelts: Often retrofitted by owners; manual may cover installation or specifications for certain later models. 💡 Technology Features Infotainment Original Features: Basic radio (optional on some models), analog gauges. Driver Assistance Original Features: None Connectivity Original Features: None 🔧 Maintenance Service Intervals Oil Change: Typically every 3,000 miles or 6 months, detailed in the manual. Tune Up: Regular checks of ignition, carburetion, and fluid levels are crucial; manual provides detailed procedures. Fluid Specifications Engine Oil: Refer to manual for specific viscosity grades (e.g., SAE 20W-50 or similar, depending on ambient temperature). Use of modern oils with ZDDP additive is recommended for flat-tappet camshafts. Coolant: Ethylene glycol-based antifreeze mixed with distilled water. Manual specifies capacity and type. Brake Fluid: DOT 3 or DOT 4. Manual specifies type and bleeding procedures. Transmission Fluid: Refer to manual for specific GL rating and type (e.g., GL-4). Overdrive units may require specific fluid. Known Issues Common Problems: Oil leaks (especially from rear crankshaft seal), overheating due to cooling system inefficiency, carburetor tuning, rust in bodywork, electrical system gremlins. Manual provides solutions. 📚 Vehicle History Brand Heritage Manufacturer: Standard-Triumph, later part of British Leyland. Model Evolution Tr2 Introduction: Launched in 1953. Tr3 Introduction: Launched in 1955, featuring engine upgrades and disc brakes. Tr3A Introduction: Updated TR3 with minor styling changes and chassis improvements, launched in 1957. Tr3B Introduction: Introduced in 1962, featured the larger 2138cc engine and a revised transmission, produced until 1964. Production Production Period: TR2: 1953-1955, TR3: 1955-1957, TR3A: 1957-1962, TR3B: 1962-1964. 🏆 Awards & Recognition Recognitions Automotive Significance: Iconic British sports car, celebrated for its robust performance and classic styling. The manual is essential for preserving this heritage.