🏷️ Basic Information Identification Make: Mazda Model: RX-3 Codes Chassis Code Rx2: S124A Chassis Code Rx3: S102A, S124A Generation Generation Rx2: First Generation (1971-1978) Generation Rx3: First Generation (1971-1978) 👋 Introduction Market Position Positioning: Essential DIY and professional resource for owners and technicians of Mazda RX-2 and RX-3 models. Competitive Analysis Competitors: Other factory service manuals and aftermarket repair guides for classic Mazda rotary vehicles. Key Features Features: Comprehensive coverage, detailed illustrations, step-by-step instructions, professional technician-level information. Value Proposition Value: Enables owners to perform their own repairs and maintenance, saving money and maintaining vehicle integrity. 📋 Manual Details Coverage Areas Years Covered: 1971, 1972, 1973, 1974, 1975, 1976, 1977 Page Count Estimated Page Count: Highly detailed, specific page count not provided but implied to be extensive given scope. Manual Type Type: Service Repair Workshop Manual Language Language: English (implied from common usage for this market) Format Format: Digital Download (PDF, ZIP, RAR, EXE) 📖 Manual Coverage Systems Covered Engine: Rotary Engine Overhaul and Rebuilding, Engine Performance, Firing Orders Transmission: Transmission Removal and Installation, In-Car Servicing Brakes: Brake Servicing Procedures, Complete Torque Specifications for Brakes Suspension: Front End and Alignment Procedures and Specifications, Suspension System Servicing Electrical: Wiring Diagrams, Computer Diagnostic Trouble Tree Charts Cooling And Ac: Air Conditioning Service and Capacities Fuel System: Vacuum Diagrams Drivetrain: U-Joint and CV-Joint Service Procedures Body And Interior: Sunroof Service Procedures Included Maintenance: Factory Maintenance Schedules and Charts, Preventative Maintenance Repair: Detailed step-by-step repair instructions for all systems Diagnostics: Troubleshooting and Diagnostics, Computer Diagnostic Codes, Trouble Codes Rebuilding: Engine Overhaul and Rebuilding Timing Components: Chain Removal and Tightening, Timing Belt Replacement, Timing Belt Service Procedures Driving Concerns: Driving Concerns Torque Specifications: Complete Torque Specifications for all major components. Serpentine Belts: Serpentine Belt Routings with Diagrams (Note: Early rotary engines used V-belts, not serpentine belts). Technical Depth Depth: Comprehensive: From basic maintenance and troubleshooting to full engine rebuilds and detailed diagnostics. Illustrations: Hundreds of Illustrations, Zoomable Illustrations, Detailed Component Explosions, Exploded Views Data Completeness: Complete specifications on every model covered, detailed engine component breakdowns, part numbers for all aspects. 📊 Manual Specifications File Format Format Options: PDF, ZIP, RAR, EXE Compatibility: Windows, Linux, Mac (any computer with PDF reader and unzipping software) Searchability: Likely text-searchable PDF (depending on original scan quality). Print Quality Printability: Printable on any computer and printer Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper Type: Not Applicable (Digital Download) File Size Estimated Size: Up to 4000 MB (variable based on specific content) ⚙️ Engine Specifications Primary Engine Engine Type: Rotary (Wankel) Engine Displacement Rx2 12A: 1146 cc (1.15 L) Engine Displacement Rx3 12A: 1146 cc (1.15 L) Engine Displacement Rx3 13B Early: 1308 cc (1.31 L) Performance Horsepower 12A: Approximately 110-130 PS (Varies by market and specific model variant) Torque 12A: Approximately 115-130 lb-ft (Varies by market and specific model variant) Fuel System Fuel System Type: Carbureted (e.g., Hitachi, Mikuni twin-barrel carburetors) Fuel Type: Unleaded gasoline (appropriate octane rating specified in manual) Ignition System Ignition Type: Distributor-based ignition system with dual ignition coils and spark plugs per rotor housing. 🔧 Transmission Standard Transmission Type Std: 4-speed manual Optional Transmission Type Opt: 3-speed automatic (less common) Features Clutch Type: Single dry plate clutch Fluid Specs Transmission Fluid Manual: API GL-4 gear oil (Viscosity and capacity to be confirmed in manual) Transmission Fluid Automatic: Dexron II or equivalent (Capacity to be confirmed in manual) 📐 Dimensions Exterior Wheelbase Rx2: 2475 mm (97.4 in) Wheelbase Rx3: 2300 mm (90.6 in) (Coupe/Sedan), 2450 mm (96.5 in) (Wagon) Weights Curb Weight Rx2: Approx. 1050-1150 kg (2315-2535 lbs) Curb Weight Rx3: Approx. 980-1100 kg (2160-2425 lbs) (Varies by body style) 🛡️ Safety Features Ratings Safety Ratings: No official NHTSA/Euro NCAP ratings for this era. Safety features were basic by modern standards. Active Features Active Safety: Front disc brakes, rear drum brakes, collapsible steering column (standard on later models). Passive Features Passive Safety: Lap belts (standard), optional shoulder belts. 💡 Technology Features Infotainment Infotainment System: Basic AM/FM radio, often with an 8-track player or cassette deck in later models. Manual controls for climate. Driver Assistance Driver Assistance: None by modern standards. Features like power steering were optional or introduced later in the production run. Connectivity Connectivity Features: No electronic connectivity features. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 3,000-5,000 miles or 6 months (Consult manual for exact specifications based on engine variant and usage). Spark Plug Replacement: Regular inspection and replacement based on mileage or performance issues (Specific intervals in manual). Rotary Apex Seal Life: Highly variable, but typically requires rebuild around 80,000-150,000 miles depending on maintenance and driving style. Fluid Specifications Engine Oil Type: API SG or higher, viscosity recommended typically 10W-30 or 10W-40 (Confirm with manual, often requires specific rotary-friendly oils). Engine Oil Capacity: Approx. 4.5 - 5.0 liters (4.8 - 5.3 US...