This manual covers the Mazda RX-2 (Satsuma) and RX-3 (Savanna) models, produced between 1970 and 1978. These vehicles are recognized for their pioneering rotary engine technology, offering a unique driving experience and sporty performance for their era. As compact sports coupes, sedans, and wagons, they competed with other popular Japanese and international models of the time. The RX-2 and RX-3 are celebrated for their distinctive styling and Mazda's commitment to the Wankel rotary engine, a key selling point that set them apart in the automotive landscape. This comprehensive service repair manual provides detailed guidance for maintaining and repairing your Mazda RX-2 or RX-3. It covers all essential systems, including the rotary engine (12A), fuel, ignition, cooling, transmission, drivetrain, suspension, steering, brakes, and electrical systems. You will find in-depth procedures for scheduled maintenance, engine and transmission overhauls, brake servicing, suspension and steering repairs, and electrical diagnostics, complete with torque specifications and wiring diagrams. This manual is an indispensable resource for enthusiasts, restorers, and mechanics seeking to preserve and operate these classic vehicles. 🏷️ Basic Information Identification Make: Mazda Model: RX-2 / RX-3 Chassis Codes: RX-2: S102A, RX-3: S124A, S132A, S133A, S134A, S135A, S136A, S137A Generation Generation Period: 1970-1978 👋 Introduction Market Position Segment: Compact Sports Coupe / Sedan / Wagon Target Audience: Enthusiasts, restorers, DIY mechanics, owners seeking in-depth technical information. Competitive Analysis Key Competitors: Datsun 510, Toyota Corolla TE20/30, Mitsubishi Lancer, Nissan Sunny/Cherry. Key Features Unique Selling Proposition: Rotary engine technology, sporty design, accessible performance for its era. Manual Value: Essential for maintaining and repairing the unique rotary engine and classic Mazda chassis. 📋 Manual Details Coverage Areas Covered Model Years: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978 Covered Models: Mazda RX-2 (Satsuma), Mazda RX-3 (Savanna) Page Count Estimated Page Count: 500+ Manual Type Type: Full Service Repair Manual Language Language: English Format Format: PDF Download File Format File Type: PDF Searchability: Searchable text content Printable: Printable pages Print Quality Quality: High-resolution scans of original factory manuals Binding Type Binding: N/A (Digital Download) Paper Type Type: N/A (Digital Download) 📖 Manual Coverage Systems Covered Engine Mechanical: Rotary engine (12A), engine assembly, disassembly, inspection, torque specifications, seals, lubrication system. Fuel System: Carburetor (various models), fuel pump, fuel lines, fuel tank, emissions control systems. Ignition System: Distributor, ignition coils, spark plugs, wiring, timing adjustments. Cooling System: Radiator, fan, water pump, thermostat, coolant hoses, specifications. Transmission Manual: Clutch operation, gearbox disassembly, assembly, inspection, gear ratios, lubricant specifications. Transmission Automatic: ATF specifications, operation, adjustment procedures (if applicable). Drivetrain: Driveshaft, universal joints, rear axle, differential inspection and service. Suspension Front: MacPherson strut, control arms, ball joints, bushings, alignment specifications. Suspension Rear: Leaf springs, shock absorbers, locating links, inspection and service. Steering System: Steering gearbox, tie rods, steering column, linkage, lubrication. Brake System: Front disc brakes, rear drum brakes, master cylinder, wheel cylinders, brake lines, bleeding procedures, specifications. Electrical System: Wiring diagrams, alternator, starter motor, battery service, lighting systems, fuses, relays, instrument cluster. Body And Chassis: Body panel removal and installation, door mechanisms, window regulators, interior trim, chassis lubrication points. HVAC: Heater core, blower motor, controls, vents (if applicable). Procedures Included Scheduled Maintenance: Oil changes, filter replacements, spark plug replacement, fluid checks, lubrication points, tire rotation. Engine Repair: Complete engine rebuild, apex seal replacement, rotor housing resurfacing, porting (basic information), rebuild procedures. Transmission Repair: Gearbox rebuild, clutch replacement, synchro ring inspection. Brake Service: Brake pad/shoe replacement, caliper/wheel cylinder overhaul, brake line replacement, bleeding. Suspension And Steering: Replacement of ball joints, bushings, tie rod ends, steering gear adjustment. Electrical Diagnostics: Troubleshooting electrical faults using wiring diagrams, testing components. Bodywork Repair: Door adjustments, panel replacement guidelines, seal replacement. Technical Depth Depth: Comprehensive, from routine maintenance to major overhauls and troubleshooting. Diagnostic Procedures: Step-by-step troubleshooting guides for common problems. Torque Specifications: Detailed torque values for all critical fasteners. Wiring Diagrams: Full electrical system schematics. ⚙️ Engine Specifications Primary Engine Engine Type: Mazda Rotary (Wankel) Engine Code Common: 12A Displacement: 1146 cc (2 x 573 cc rotor chambers) Performance Horsepower Approx: 90-110 hp (depending on specific engine variant and emissions control) Torque Approx: 95-105 lb-ft (depending on specific engine variant) Fuel System Fuel Delivery: Single or Twin Barrel Carburetor (e.g., Hitachi, Mikuni, Stromberg) Fuel Type: Unleaded Gasoline (Octane rating dependent on local availability and engine tuning) Engine Mechanical Rotor Housing Material: Hard-chromed steel or cast iron with hard-chrome plating Apex Seals Material: Carbon-graphite or ceramic composite 🔧 Transmission Standard Type: 4-Speed Manual (most common) Optional Type: 3-Speed Automatic (less common) Features Manual Gear Ratios: Varies by specific model and year, manual will detail these. Fluid Specifications Manual Transmission Oil: API GL-4, SAE 75W-90 or 80W-90 Automatic Transmission Fluid: Dexron II (or equivalent) 📐 Dimensions Exterior Body Styles: Coupe, Sedan, Hardtop Coupe, Wagon Wheelbase Approx Rx2: 95.1 inches (2415 mm) Wheelbase Approx Rx3: 93.9 inches (2385 mm) for Coupe/Sedan,...