🏷️ Basic Information Identification Make: Triumph Model: TR6 Model Years Covered By Manual: 1969-1976 Body Style: 2-door convertible/roadster Codes Chassis Code: CR/CC 👋 Introduction Market Position Market Segment: Classic British sports car, niche market for enthusiasts and restorers. Competitive Analysis Competitors At Time: MGB GT V8, Datsun 240Z, Jaguar E-Type (though in a higher price bracket). Key Features Vehicle Appeal: Classic styling, robust mechanicals, engaging driving experience, strong enthusiast community. Manual Value Proposition Manual Importance: Essential for maintaining and repairing the complex electrical systems of the TR6, critical for restorers and DIY mechanics. 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive electrical system diagnostics and repair for the Triumph TR6. Specific Systems: Ignition, starting, charging, lighting (headlights, taillights, indicators, interior), instrumentation, fuel system electrics, wipers, horn, cooling fan, radio wiring, and associated relays and switches. Page Count Page Count: Approximately 70-90 pages (typical for this type of manual). Manual Type Manual Type: Wiring Diagram and Electrical Troubleshooting Manual Language Language: English Format Format: Printed booklet or PDF digital file 📖 Manual Coverage Systems Covered Wiring Diagrams: Detailed, color-coded wiring schematics illustrating the complete electrical layout. Fuse And Relay Locations: Identification and function of all fuses and relays within the vehicle's electrical system. Component Identification: Clear identification of electrical components and their connections. Procedures Included Troubleshooting Guides: Step-by-step diagnostic procedures for common electrical faults and symptoms. Testing Procedures: Instructions on how to test various electrical components, circuits, and wiring harnesses. Wiring Harness Repair: Guidance on inspecting, repairing, and replacing damaged or corroded wiring. Technical Depth Depth Of Coverage: Advanced diagnostics, including voltage drop testing, continuity checks, and signal tracing. Diagnostic Tools: Recommendations for common automotive electrical testing tools (multimeter, test light). 📊 Manual Specifications File Format File Format Digital: PDF (searchable text, high-resolution images recommended) Print Quality Print Quality Printed: High-quality paper suitable for workshop use, clear diagrams and text. Binding Type Binding Type Printed: Spiral-bound or comb-bound for flat lay and durability in a workshop environment. Paper Type Paper Type Printed: Durable, possibly laminated or glossy paper to withstand grease and workshop conditions. ⚙️ Engine Specifications Primary Engine Engine Type: Inline-6 cylinder, overhead valve (OHV) Engine Code: Z-Series (e.g., ZT4.20) Performance Displacement: 3.6 liters (3600 cc) Bore X Stroke: 3.4375 in x 3.125 in (87.3 mm x 79.4 mm) Horsepower Net: 104 hp (1973-1976 models, US specification) Torque Net: 143 lb-ft @ 3000 rpm (1973-1976 models, US specification) Fuel System Fuel Delivery: Twin Zenith Stromberg CD175 carburetors Ignition System Ignition Type: Distributor, coil, spark plugs Cooling System Cooling Type: Water-cooled, with fan (electric fan added for later models) 🔧 Transmission Standard Transmission Type Standard: 4-speed manual transmission Optional Transmission Type Optional: 3-speed automatic transmission (Laycock J-Type overdrive optional on manual). Features Overdrive Availability: Optional Laycock de Normanville electric overdrive (usually 4th gear). Fluid Specifications Manual Transmission Fluid: GL-4 Gear Oil, SAE 90 or 80W-90 Automatic Transmission Fluid: Dexron III (or equivalent for period correct specification). 📐 Dimensions Exterior Length: 156.5 inches (3975 mm) Width: 62.0 inches (1575 mm) Height: 49.5 inches (1257 mm) Wheelbase: 87.0 inches (2210 mm) Weights Curb Weight: Approximately 2,400 - 2,600 lbs (1088 - 1179 kg) Gross Vehicle Weight: Approx. 3,100 lbs (1406 kg) 🛡️ Safety Features Ratings Crash Test Data Availability: Limited modern crash test data available for this era of vehicle. Active Features Braking System: Front disc brakes, rear drum brakes. Power-assisted front discs on later models. Steering: Rack and pinion, with optional power steering. Passive Features Seat Belts: Standard 3-point lap and shoulder belts (early models may have lap belts only). Roll Over Protection: Optional factory hardtop, aftermarket roll bars available. 💡 Technology Features Infotainment Audio System: Basic AM/FM radio (often optional, often aftermarket installed). Driver Assistance Advanced Features: No modern driver assistance systems. Focus on analog driving experience. Connectivity Connectivity Options: N/A (Pre-digital era) Lighting Technology Headlight Type: Halogen headlights (often Lucas or Hella). 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 miles or 6 months. Tune Up Interval: Annually or every 6,000 miles (checking ignition timing, carburetor settings, spark plugs). Lubrication Points: Regular greasing of suspension, steering, and driveshaft U-joints (e.g., every 1,000-2,000 miles). Fluid Specifications Engine Oil Type: API SF/CD, SAE 20W-50 (or 10W-40 in colder climates). Coolant Type: 50/50 mix of Ethylene Glycol coolant and distilled water. Brake Fluid Type: DOT 3 or DOT 4 glycol-based brake fluid. Known Issues Electrical Common Faults: Corrosion in wiring connectors, failing voltage regulator, worn wiper motor, faulty headlight switch, unreliable indicator flasher units, earth strap issues. Engine Common Faults: Carburetor tuning issues, oil leaks from seals, occasional overheating, worn camshaft lobes. Chassis Common Faults: Rust in sills, chassis outriggers, wheel arches, and floor pans. Worn suspension bushings. 📚 Vehicle History Brand Heritage Manufacturer Origin: United Kingdom Marque Legacy: Known for producing sporty, British roadsters with a strong heritage. Model Evolution Predecessor:...