🏷️ Basic Information Identification Make: Mazda Model: RX-3 Generation: First Generation Production Years Covered: 1971-1977 Codes Chassis Codes: S102A, S124A, S132A (varies by body style and market) Engine Codes: 12A (various internal designations for specific models) 👋 Introduction Market Position Historical Context: The Mazda RX-3 was a pivotal model for Mazda, showcasing their commitment to the unique rotary engine technology and offering a sporty, stylish alternative in the compact car segment. Competitive Analysis Competitors: Competed against vehicles like the Datsun 1200/B210, Toyota Corolla, Honda Civic, and Ford Escort. Key Features Unique Selling Points: Rotary engine performance and smoothness, sporty styling, agile handling, affordable price point. Target Audience Intended Users: Enthusiast owners, DIY mechanics, professional repair shops seeking reliable information for classic Mazda rotary vehicles. Manual Philosophy Description From Product: Easy to read text sections with top-quality diagrams and instructions, written for both do-it-yourself enthusiasts and experienced mechanics. 📋 Manual Details Coverage Areas Primary Markets: North America, Japan, Australia, Europe Body Styles Covered: Coupe, Sedan, Station Wagon Page Count Estimated Page Count: Detailed internal estimate not provided, but typical for comprehensive factory service manuals covering multiple years and configurations. Manual Type Type: Service and Repair Manual Language Language: English Format File Format: PDF Delivery Method: Instant Download Printability: Full Printable Searchability: Likely text-searchable due to PDF format, facilitating quick information retrieval. Requirements Software Requirements: Adobe PDF Reader, WinZip (or equivalent unzipping software) Operating System Compatibility: All Versions of Windows & Mac 📖 Manual Coverage Systems Covered Engine Management: Rotary engine (12A) tuning, diagnostics, repair, rebuild procedures. Fuel System: Carburetor (e.g., Hitachi, Mikuni) service, fuel pump, fuel lines, tank. Ignition System: Distributor, ignition coils, spark plugs, timing adjustment. Cooling System: Radiator, thermostat, water pump, coolant flow, fan operation. Lubrication System: Oil pump, oil cooler, lubrication for rotary apex seals. Transmission: Manual transmission service, clutch operation, fluid specifications. Drivetrain: Driveshaft, differential, axle components. Suspension: Front and rear suspension components, alignment specifications, shock absorbers, springs. Steering: Steering gearbox, steering column, tie rods, power steering (if equipped). Brakes: Front disc brakes, rear drum brakes, brake hydraulics, parking brake. Electrical System: Battery, alternator, starter, lighting, wiring diagrams, fuses, relays. Body And Chassis: Body panel removal/installation, interior trim, glass, seals, chassis components. HVAC: Heating and ventilation system (if equipped). Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, tune-ups. Troubleshooting: Diagnostic procedures for common and uncommon problems, symptom-based troubleshooting. Repair: Step-by-step repair instructions for all major components. Rebuild: Detailed procedures for engine rebuilds and transmission overhauls. Diagnostics: Engine, electrical, and mechanical system diagnostics. Specifications: Torque values, clearances, fluid capacities, timing settings. Technical Depth Depth: Comprehensive. Covers everything from basic fluid checks to complete engine and transmission rebuilds, including detailed electrical troubleshooting and component-level repair. Diagrams Illustrations: High-quality diagrams and exploded views for clear visual guidance. 📊 Manual Specifications File Format Format: PDF Print Quality Quality: High resolution, suitable for printing individual pages or the entire document. Binding Type Binding For Digital: N/A (Digital download) Paper Type Paper For Printed Equivalent: Typically printed on durable, high-quality paper with a matte finish to reduce glare during use. ⚙️ Engine Specifications Primary Engine Type: Mazda Rotary (Wankel) Displacement: 1.16 L (69.7 cu in) (12A) Rotor Design: Two-rotor, side-port induction Performance Horsepower Est: Approx. 90-100 hp (depending on market and specific model year) Torque Est: Approx. 95-105 lb-ft (depending on market and specific model year) Fuel System Carburetion: Single or Twin Hitachi or Mikuni downdraft carburetors. Fuel Type: Unleaded gasoline (later models, earlier may have used leaded or had provisions). Lubrication System Oil Type Recommendation: High-quality mineral or semi-synthetic engine oil, specifically formulated or known to be suitable for rotary engines. SAE 20W-50 or 10W-30 often recommended (refer to specific manual for exact spec). Maintenance Considerations Apex Seal Lubrication: Crucial for rotary engine longevity; often involves a separate oil injection system or specific fuel additives depending on the era and market. Manual will detail procedures. 🔧 Transmission Standard Type: 4-speed manual Optional Type: 3-speed automatic (often a Toyo Kogyo unit) Features Clutch Type: Dry single-plate Fluid Specification Manual Transmission Fluid: GL-4 gear oil (e.g., SAE 75W-90 or 80W-90, consult manual for precise grade). Automatic Transmission Fluid: Dexron II or equivalent (for automatic models). 📐 Dimensions Exterior Wheelbase: Approx. 95.5 inches (2425 mm) Length Est: Approx. 162-167 inches (4115-4240 mm) (varies by body style) Width Est: Approx. 63.8 inches (1620 mm) Height Est: Approx. 52.4-54.1 inches (1330-1375 mm) (varies by body style) Weights Curb Weight Est: Approx. 2100-2400 lbs (950-1090 kg) (varies by body style and equipment) Wheel Bolt Pattern: 4x110mm Tire Sizes Standard Tire Size: Often 165SR13 or 175/70SR13 (check manual for specific fitments). 🛡️ Safety Features Ratings Crash Test Data: Limited official crash test data available from this era in publicly accessible databases. This manual would not contain modern safety rating information. Active Features Brakes: Front disc brakes, rear drum...