The Mazda RX-7 First Generation (SA/FB), produced from 1978 to 1980, stands as a testament to innovative automotive engineering, most notably featuring Mazda's pioneering rotary engine. Designed as an affordable sports coupe, it offered a compelling blend of lightweight construction, balanced handling, and a driver-focused experience that set it apart from contemporaries like the Datsun 240Z and Toyota Celica Supra. This iconic vehicle, manufactured in Japan, was celebrated for its unique Wankel engine technology, providing a distinct driving character and performance that appealed to automotive enthusiasts. This comprehensive workshop repair service manual, written in English and covering global markets primarily North America and Japan, provides in-depth information for the maintenance and repair of the Mazda RX-7 First Generation. With over 700 pages of detailed content, it covers all essential systems, including the 12A rotary engine, fuel, ignition, cooling, lubrication, and exhaust systems, as well as the transmission, drivetrain, suspension, steering, brakes, electrical systems, body, and interior. The manual includes general maintenance procedures, detailed engine and transmission rebuilds, electrical troubleshooting, and crucial technical specifications, serving as an indispensable resource for owners, mechanics, and technicians. 🏷️ Basic Information Identification Make: Mazda Model: RX-7 Generation: First Generation (SA/FB) Production Years Covered: 1978-1980 👋 Introduction Market Position Original Market Segment: Affordable Sports Coupe Target Audience: Enthusiasts seeking performance and unique rotary engine experience Competitive Analysis Key Competitors: Datsun 240Z/260Z/280Z, Toyota Celica Supra, Porsche 924 Key Features Distinctive Feature: Rotary Engine (Wankel) Design Philosophy: Lightweight, balanced chassis, driver-focused 📋 Manual Details Coverage Areas Language: English Regions Covered: Global (primarily North America and Japan) Page Count Estimated Page Count: 700+ Manual Type Manual Type: Workshop Repair Service Manual Format File Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Rotary Engine (12A) Fuel System: Carburetor (likely Hitachi/Keihin), Fuel Pump, Lines Ignition System: Distributor, Ignition Coils, Spark Plugs Cooling System: Radiator, Fan, Water Pump, Hoses, Thermostat Lubrication System: Oil Pump, Oil Pan, Oil Filter, Oil Cooler (if equipped) Exhaust System: Manifold, Catalytic Converter (if applicable by region), Muffler Transmission: Manual Transmission (4-speed and 5-speed), Clutch Drivetrain: Rear-Wheel Drive, Driveshaft, Differential, Axles Suspension: Front (MacPherson Strut), Rear (Live Axle with Watt's Linkage), Springs, Shocks, Bushings Steering: Rack and Pinion, Steering Column, Tie Rods Brakes: Front Disc Brakes, Rear Drum Brakes (typically), Master Cylinder, Lines, Parking Brake Electrical System: Battery, Alternator, Starter Motor, Wiring Diagrams, Lighting, Fuses, Relays Body And Frame: Body Panels, Chassis, Doors, Hood, Trunk, Bumpers, Glass Interior: Seats, Dashboard, Trim, HVAC Controls HVAC: Heating, Ventilation, Air Conditioning (if factory equipped) Procedures Included General Maintenance: Oil Changes, Filter Replacements, Spark Plug Checks/Replacement, Belt Adjustments Engine Overhaul: Apex Seal Replacement, Rotor Housing Machining, Rebuild Procedures Transmission Repair: Clutch Replacement, Gearbox Disassembly and Reassembly Brake Service: Pad/Shoe Replacement, Rotor/Drum Machining, Bleeding Electrical Troubleshooting: Wiring Diagram Interpretation, Component Testing, Fault Diagnosis Suspension And Steering Repair: Bushings, Ball Joints, Tie Rod Ends, Strut Replacement Fuel System Diagnostics: Carburetor Adjustment, Fuel Filter Replacement Engine Tune Up: Ignition Timing, Carburetor Synchronization Troubleshooting Guides: Common Problems and Solutions, Diagnostic Flowcharts Technical Depth Diagnostics: Advanced Diagnostics, Fault Code Interpretation (if applicable) Rebuild Procedures: Complete Engine Rebuild, Transmission Rebuild, Differential Rebuild Specifications And Tolerances: Torque Values, Clearances, Wear Limits Wiring Diagrams: Comprehensive Electrical Schematics for All Systems Special Tools: Identification and Usage of Mazda Specific Tools 📊 Manual Specifications File Format PDF Quality: High Resolution, Searchable Text Printable: Yes, all pages are printable Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: 12A Engine Type: Naturally Aspirated Rotary (Two-Rotor Wankel) Displacement: 1146 cc (69.9 cu in) Rotor Housing Material: Chrome-plated aluminum alloy Lubrication System Type: Rotary engine specific oil injection system (RE-I) and sump lubrication Performance Horsepower Peak: 100-110 hp (approx.) Torque Peak: 110-120 lb-ft (approx.) Redline Rpm: 7000 RPM Fuel System Carburetor Type: Two-Barrel Downdraft (e.g., Hitachi DCAS 3140 or Keihin) Fuel Type: Unleaded Gasoline (87 Octane or higher recommended) 🔧 Transmission Standard Standard Transmission: 4-Speed Manual Optional Optional Transmission: 5-Speed Manual (introduced later in the generation/model years) Features Clutch Type: Single Dry Plate Clutch Transmission Fluid Type: API GL-4 Gear Oil (e.g., SAE 75W-90 or 80W-90) 📐 Dimensions Exterior Wheelbase: 2400 mm (94.5 in) Length: 4215 mm (165.9 in) Width: 1650 mm (65.0 in) Height: 1280 mm (50.4 in) Weights Curb Weight: Approx. 1000-1100 kg (2200-2425 lbs) Gross Vehicle Weight Rating: Approx. 1350 kg (2976 lbs) Cargo Trunk Volume: Limited (typical for sports coupes) 🛡️ Safety Features Ratings Crash Test Ratings: Not extensively tested by modern standards; primarily focused on occupant protection for its era. Active Features Active Safety Features: Standard braking system, limited electronic aids (if any) Passive Features Passive Safety Features: Seatbelts, reinforced chassis construction 💡 Technology Features Infotainment Infotainment System: Basic AM/FM radio with optional cassette player, manual climate controls. Driver Assistance Driver Assistance Features: None (pre-dates modern driver...