🏷️ Basic Information Identification Make: Triumph Model: TR8 Year: 1979-1981 Product Name: TRIUMPH TR8 Owner User Manual 👋 Introduction Market Position Positioning: The Triumph TR8 represented a potent, performance-oriented evolution of the popular TR7 chassis, targeting enthusiasts seeking powerful British motoring with American V8 muscle. Competitive Analysis Competitors: Competed against other V8-powered sports cars and coupes of the late 1970s and early 1980s, offering a blend of convertible style and brute force. Key Features Distinctive Attributes: Iconic British styling, robust Rover V8 engine, rear-wheel drive, convertible body style, performance-oriented handling. 📋 Manual Details Coverage Areas Primary Coverage: Owner operation, maintenance, and basic troubleshooting for the Triumph TR8. Secondary Coverage: Vehicle features, controls, safety equipment, and routine servicing. Page Count Estimated Pages: Approx. 150-200 pages (typical for an owner's manual of this era, exact count may vary by printing). Manual Type Type: Owner's Manual / User Manual Language Language: English Format Format: Print (Original) / PDF (Digital Reproduction) 📖 Manual Coverage Systems Covered Engine: V8 engine operation, initial setup, lubrication system basics, cooling system overview. Transmission: Manual transmission operation, clutch engagement, gear selection guidance. Brakes: Brake system overview, parking brake operation, brake fluid level checks (basic). Electrical: Dashboard controls, lighting system, horn, wipers, basic fuse identification. Chassis: Suspension and steering system overview, tire pressure recommendations. Interior: Seating adjustments, convertible top operation (if applicable), interior fittings. Procedures Included Routine Maintenance: Checking engine oil, coolant level, brake fluid, washer fluid, tire pressures. Troubleshooting: Basic diagnostic tips for common operational issues, warning light explanations. Safety Features: Seatbelt operation, rollover protection (if equipped), safe driving practices. Emergency Procedures: Jacking points, tire changing instructions (basic). Technical Depth Depth: Owner-focused. Covers everyday use, basic checks, and understanding vehicle functions. Does not include in-depth repair procedures or diagnostic fault codes. 📊 Manual Specifications File Format Digital Quality: High-resolution scans ensuring readability of text and diagrams. Searchable text where OCR is applicable. Print Quality Paper Type: Likely printed on durable, off-white paper stock typical of the era. Binding Type Binding: Original: Perfect bound or stapled. Digital: PDF. ⚙️ Engine Specifications Primary Engine Engine Type: Rover 3.5 Litre V8 (215 cu in) Displacement: 3528 cc (3.5 Liters) Bore X Stroke: 84 mm x 78 mm (approx.) Compression Ratio: 8.0:1 or 9.25:1 (depending on market and specific engine variant) Performance Horsepower SAE Net: 135-148 hp @ 4200-4500 rpm (market dependent) Torque SAE Net: 185-200 lb-ft @ 2700-3000 rpm (market dependent) Fuel System Fuel Delivery: Rochester Quadrajet 4-barrel Carburetor (US Market), Zenith Stromberg (UK/Other Markets). Fuel Type: Unleaded gasoline (Octane rating as recommended in manual). Lubrication Oil Capacity: Approximately 5 US quarts (4.7 Liters) with filter (verify in manual). Cooling System Coolant Type: Ethylene glycol-based antifreeze/water mixture (e.g., 50/50). 🔧 Transmission Standard Transmission Type: 4-speed Manual (e.g., Triumph Type 12). Optional Transmission Type: 3-speed Automatic (BorgWarner Model 65/66). Features Clutch Type: Hydraulic, single dry plate. Fluid Specification Manual Transmission Fluid: GL-4 Hypoid Gear Oil (e.g., SAE 80W-90, verify specific spec). Automatic Transmission Fluid: Dexron II or equivalent (verify specific spec). 📐 Dimensions Exterior Length: 157.2 in (3993 mm) Width: 66.1 in (1679 mm) Height: 49.8 in (1265 mm) Wheelbase: 85 in (2159 mm) Front Track: 54.7 in (1390 mm) Rear Track: 53.7 in (1364 mm) Weights Curb Weight: Approx. 2650-2850 lbs (1202-1293 kg) - Varies by transmission and equipment. Gross Vehicle Weight Rating: To be specified in manual. Cargo Trunk Volume: Limited, typical for a sports car of the era. 🛡️ Safety Features Ratings Crash Test Ratings: Not tested under modern standardized crash rating systems (NHTSA/Euro NCAP). Era-appropriate safety provisions. Active Features Braking System: Front: Ventilated Disc Brakes. Rear: Drum Brakes. Power assisted on most models. Steering: Rack and pinion, power assisted on many later models. Passive Features Seatbelts: Three-point retractable front seatbelts. Rollover Protection: Integral roll bar behind seats for convertible model. Windshield: Laminated safety glass. 💡 Technology Features Infotainment Audio System: Factory fitted AM/FM radio, often with cassette player (optional or market dependent). Dashboard Features: Analog gauges for speed, RPM, fuel, oil pressure, water temperature, ammeter. Driver Assistance Driver Aids: Basic for the era: power steering (often), power brakes. Connectivity Connectivity Features: None in the modern sense. Basic accessory power outlet (cigarette lighter). 🔧 Maintenance Service Intervals Oil Change Interval: Typically 3,000-6,000 miles or 6-12 months (verify in manual). Tune Up Interval: Recommended at 12,000-24,000 miles or annually for spark plugs, distributor points (if equipped), and filter replacements. Transmission Fluid Change: Every 24,000-48,000 miles (verify in manual). Brake Fluid Change: Every 2-3 years, as it absorbs moisture. Fluid Specifications Engine Oil Type: API SF or SG rated oil, SAE 20W-50 or 10W-40 recommended (check manual for climate-specific grades). Coolant Capacity: Approximately 10-12 US quarts (9.5-11.4 Liters) with heater (verify). Brake Fluid Type: DOT 3 or DOT 4 brake fluid. Known Issues Common Problems: Carburetor tuning (especially Rochester Quadrajet), electrical system...