The Mazda RX-7 (SA/FB chassis code) represents the first generation of Mazda's iconic rotary-powered sports car, produced from 1978 to 1980. This compact, rear-wheel-drive coupe revolutionized the affordable sports car segment with its unique Wankel rotary engine, offering a smooth, high-revving power delivery that set it apart from its contemporaries. Praised for its balanced weight distribution and driver-focused design, the RX-7 earned accolades such as being named one of Car and Driver's 'Ten Best' cars in 1979. Its distinctive styling and pioneering use of rotary technology cemented its status as a significant and engaging sports car of its era. This comprehensive Factory Service Manual provides detailed guidance for the maintenance, repair, and diagnostics of the 1978-1980 Mazda RX-7. It covers all major systems, including the rotary engine (12A), drivetrain, suspension, brakes, and electrical components. Within its hundreds of pages, you will find step-by-step procedures for routine maintenance, engine and transmission overhauls, component replacement, and in-depth troubleshooting. This manual is an essential resource for owners and technicians seeking to preserve the performance and longevity of this classic vehicle, offering insights into its unique rotary technology and common service considerations. 🏷️ Basic Information Identification Make: Mazda Model: RX-7 Model Code: SA/FB Generation Generation Name: First Generation Generation Code: SA22C (Initial) Codes Chassis Code Prefix: SA22C 👋 Introduction Market Position Segment: Compact Sports Car / Grand Touring Coupe Era Context: Pioneering affordable rotary-powered sports car in the late 1970s Competitive Analysis Key Competitors: Datsun Z-cars (240Z, 260Z, 280Z), Toyota Celica, Honda Prelude, Porsche 924 Key Features Unique Selling Proposition: Compact size, lightweight, rear-wheel drive, and a unique Wankel rotary engine offering a smooth, high-revving power delivery. Design Philosophy: Balanced weight distribution, driver-focused cockpit, and distinctive styling. 📋 Manual Details Coverage Areas Covered Years: 1978, 1979, 1980 Page Count Estimated Pages: Hundreds of pages Manual Type Type: Workshop Service Repair Manual Official Designation: Factory Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Rotary Engine (12A), Engine Mechanical, Cooling System, Lubrication System, Fuel System, Ignition System, Emission Control System Drivetrain: Clutch, Transmission (Manual), Driveshaft, Rear Axle Assembly Suspension: Front Suspension, Rear Suspension, Steering System Brakes: Front Disc Brakes, Rear Drum Brakes, Hydraulic System, Parking Brake Electrical: Wiring Diagrams, Charging System, Starting System, Lighting System, Instruments and Gauges, Ignition System, Power Distribution, Exterior and Interior Electrical Components Body And Chassis: Body Panels, Doors, Hood, Trunk, Glass, Seats, Interior Trim, Chassis Frame Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Spark Plug Replacement (Rotary Specific), Fluid Checks and Replacements Repair: Engine Rebuilds, Transmission Overhaul, Suspension Component Replacement, Brake System Repairs, Electrical Component Diagnosis and Repair, Body Panel Repair Diagnostics: Troubleshooting Guides, Symptom-Based Diagnostics, Diagnostic Specifications, Component Testing Technical Depth Depth: Comprehensive (from basic maintenance to full engine rebuilds and diagnostics) Diagnostic Tools: Information on required specialized tools for rotary engines and general automotive repair 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable (depending on scan quality) Print Quality Printability: Printable in its entirety or specific sections Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Wankel Rotary (Two-Rotor) Engine Code: 12A Displacement: 1146 cc (approx. 69.9 cu in.) Rotor Housing Design: Epitrochoidal Performance Horsepower Early Models: Approx. 100-110 hp @ 6000-6500 rpm (depending on market and emissions controls) Torque Early Models: Approx. 105-115 lb-ft @ 3500-4000 rpm Fuel System Carburetion: Nikki downdraft 2-barrel carburetor (for 1978-1980 models) Fuel Type: Unleaded gasoline (Premium recommended) Cooling System Cooling Method: Water-cooled Lubrication System Oil Type Recommendation: API SG or SH, SAE 10W-30 or 10W-40 (refer to manual for exact specifications) Oil Capacity: Approx. 5.5 US quarts (5.2 Liters) with filter change Oil Injection: Separate oil metering system for apex seals 🔧 Transmission Standard Transmission Type: 4-speed manual transmission Optional Transmission Type: 3-speed automatic transmission (less common) Features Clutch Type: Dry single plate clutch Transmission Fluid Type: GL-4 Gear Oil (e.g., SAE 75W-90 or 80W-90, check manual) 📐 Dimensions Exterior Length: Approx. 162.8 inches (4135 mm) Width: Approx. 65.2 inches (1656 mm) Height: Approx. 50.0 inches (1270 mm) Wheelbase: Approx. 95.7 inches (2430 mm) Weights Curb Weight: Approx. 2300-2500 lbs (1043-1134 kg) Gross Vehicle Weight Rating: Refer to vehicle placard 🛡️ Safety Features Ratings Crash Test Ratings: NHTSA and IIHS ratings from this era are not directly comparable to modern standards, but the vehicle was designed with crumple zones. Active Features Braking System: Power-assisted front disc brakes and rear drum brakes Steering: Recirculating ball, power steering optional on some models Passive Features Seat Belts: 3-point front seat belts Windshield: Laminated safety glass 💡 Technology Features Infotainment Radio: AM/FM radio, optional cassette player Speakers: Typically 2 or 4 speaker system Driver Assistance Cruise Control: Optional on higher trim levels Headlights: Halogen headlights, pop-up mechanism Connectivity Connectivity Features: None (pre-dates modern...