🏷️ Basic Information Identification Make: Austin Healey Model: Sprite Year: 1971 Chassis Code: Mk IV / Sprite IV 📋 Manual Details Coverage Areas Engine Mechanical: Covered Engine Electrical: Covered Emission Control: Covered Fuel System: Covered Clutch: Covered Manual Transmission: Covered Automatic Transmission: Covered Driveshaft Axle: Covered Suspension: Covered Steering: Covered Restraint Systems: Covered Brake System: Covered Body Interior Exterior: Covered Body Electrical: Covered HVAC: Covered General Information: Covered Page Count Estimated Page Count: Comprehensive (exact number not specified but implied to be extensive) Manual Type Type: Service Repair Workshop Manual Language Language: English Format Format: PDF Features Illustrations: Yes Diagrams: Yes Wiring Schematics: Yes Step By Step Instructions: Yes Specifications: Yes Printable: Yes Compatibility Operating Systems: Windows and Mac ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder Displacement: 1098 cc (1.1 L) or 1275 cc (1.3 L) - common for the era, manual likely covers both or the specific variant for 1971. Bore: Varies by specific engine (e.g., 70.6 mm for 1098cc, 73.6 mm for 1275cc) Stroke: Varies by specific engine (e.g., 68.3 mm for 1098cc, 76.2 mm for 1275cc) Compression Ratio: Typically around 8.8:1 to 9.5:1 depending on variant Performance Horsepower Typical: Approximately 55-65 bhp (brake horsepower) depending on engine variant Torque Typical: Approximately 60-70 lb-ft depending on engine variant Fuel System Carburetion: Single or twin SU carburetors (e.g., HS2 or HS4) Fuel Type: Unleaded or Leaded gasoline (depending on original market and engine specification) 🔧 Transmission Standard Type: 4-speed manual Optional Type: Automatic transmission (less common for this model, but covered) Features Gear Ratios: Detailed in manual for both manual and automatic 📐 Dimensions Exterior Length: Approx. 3445 mm (135.6 inches) Width: Approx. 1460 mm (57.5 inches) Height: Approx. 1162 mm (45.7 inches) to top of windscreen Weights Curb Weight: Approx. 690 kg (1520 lbs) 🛡️ Safety Features Features Seat Belts: Typically lap belts for front occupants Windscreen: Laminated safety glass Brake System Design: Hydraulic, front disc and rear drum brakes 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific mileage/time intervals Tune Up Interval: Refer to manual for specific mileage/time intervals Fluid Specifications Engine Oil Type: Refer to manual for API/viscosity recommendations (e.g., SAE 20W-50 often used) Coolant Type: Water and antifreeze mixture Brake Fluid Type: DOT 3 or DOT 4 Transmission Fluid Type: Gear oil (e.g., GL-4) for manual, ATF for automatic