🏷️ Basic Information Identification Make: Triumph Model: Herald Year: 1970 Variant: 1200 12-50 Codes Engine Code General: Standard Triumph SC engine family 👋 Introduction Market Position Target Audience: Triumph Herald owners, classic car restorers, mechanics, enthusiasts Competitive Analysis Value Proposition: Provides comprehensive, professional-level repair and maintenance information in an easily accessible digital format, saving on shipping and waiting times. Key Features Illustrations: Detailed illustrations, drawings, and photos with enlarged insets for detailed parts examination. Navigation: Numbered table of contents for fast information retrieval. Instruction Style: Numbered, step-by-step instructions with bold figure numbers for easy cross-referencing. 📋 Manual Details Coverage Areas Primary Coverage: Triumph Herald 1200, 12-50 models Specific Years Covered: 1970 Page Count Estimated Page Count: Detailed comprehensive manual (exact page count not specified, but described as 'very detailed') Manual Type Type: Full Service Repair Manual Language Language: English Format File Format: PDF Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine: Yes, including repair, rebuild, and diagnostics Transmission: Yes, covering repair and maintenance Drivetrain: Yes, including rear axle and driveshafts Suspension: Yes, covering front and rear suspension components Steering: Yes, including steering rack and column Brakes: Yes, including hydraulic system and components Electrical System: Yes, with detailed wiring diagrams and troubleshooting Fuel System: Yes, including carburetion and fuel lines Cooling System: Yes, including radiator and thermostat Exhaust System: Yes, including mufflers and pipes Bodywork: Yes, general repair and refurbishment procedures Chassis: Yes, covering frame and structural components Procedures Included Maintenance: Yes, including scheduled maintenance Diagnostics: Yes, comprehensive diagnostic procedures Repair: Yes, detailed step-by-step repair procedures Rebuilding: Yes, covering engine and component rebuilds Refurbishment: Yes, guidance for restoring the vehicle Restoration: Yes, detailed procedures to support restoration projects Troubleshooting: Yes, dedicated sections for common issues Wiring Diagrams: Yes, detailed electrical wiring diagrams included Technical Depth Depth: Comprehensive, suitable for professional technicians and advanced DIY mechanics Detail Level: Detailed sub-steps, notes, cautions, and warnings 📊 Manual Specifications File Format Quality: High-quality PDF, suitable for professional use Print Quality Printability: Full printable pages Binding Type Binding: Digital (downloadable/printable) Paper Type Digital Medium: PDF file for PC, Mac, saving to hard drive, or burning to CD-ROM Requirements Software: Adobe PDF Reader, WinRAR Compatibility: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, OHV Displacement: 1200 cc (1.2 Litre) Performance Horsepower Approx: Approximately 48 bhp (brake horsepower) at 4800 rpm Torque Approx: Approximately 67 lb-ft (pound-feet) at 2500 rpm Fuel System Carburetion: Typically a single Zenith or SU (Stromberg) downdraft or side-draft carburetor Fuel Type: Unleaded gasoline (early models may have required leaded fuel or additives) Ignition System System Type: Conventional distributor-based ignition system 🔧 Transmission Standard Type: 4-speed manual synchromesh transmission Optional Type: Optional Laycock de Normanville overdrive on 3rd and 4th gears (for 12-50 variant) Features Clutch Type: Single dry plate, hydraulically operated clutch Fluid Specifications Manual Transmission Fluid: GL4 Hypoid gear oil (e.g., 80W-90 or 90W, consult manual for precise viscosity) Overdrive Fluid: Specific fluid type (e.g., ATF or dedicated fluid, consult manual) 📐 Dimensions Exterior Wheelbase: Approx. 82.0 inches (2083 mm) Length: Approx. 152.0 inches (3861 mm) Width: Approx. 61.5 inches (1562 mm) Height: Approx. 51.0 inches (1295 mm) (Coupe/Saloon), 54.0 inches (1372 mm) (Estate/Convertible) Weights Curb Weight Approx: Approx. 1850 - 2000 lbs (839 - 907 kg), depending on body style Gross Vehicle Weight Rating: Consult manual for specific GVWR Wheels Tires Wheel Size: 13 inch steel wheels Bolt Pattern: 4 x 4.5 inch (4 x 114.3 mm) Tire Size Common: 5.20-13 or similar cross-ply tires, radial equivalents may be 155SR13 or 165SR13 🛡️ Safety Features Ratings Crash Test Data: As a vehicle from 1970, formal modern crash test ratings (e.g., NHTSA, Euro NCAP) are not applicable or available. Active Features Brakes Front: Disc brakes (10 inch diameter) on models up to mid-1969, later models may have 9.5 inch discs or drums depending on variant; consult manual for specific fitment. Brakes Rear: Drum brakes Passive Features Seatbelts: Lap belts typically standard; shoulder belts may have been optional or fitted later in production. Manual covers installation/adjustment if present. Construction: Body-on-frame construction with separate chassis, offering a degree of safety for its era. 💡 Technology Features Infotainment Radio: Optional period-correct AM/FM radio, often with a single speaker. Heating Ventilation: Basic heater unit, often using engine coolant for heat. Ventilation relies on fresh air vents and window operation. Driver Assistance Features: No modern driver assistance systems. Focus is on mechanical feedback and driver engagement. Connectivity Features: No electronic connectivity features typical of modern vehicles. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000 miles or 6 months (consult manual for precise mileage/time and oil type). Grease Points: Regular greasing of suspension and steering linkage points is crucial, intervals often daily or weekly for heavy users, or every few thousand miles for regular use. Fluid...