The Mazda RX-7, specifically the 1993 model year, represents the pinnacle of the third generation (FD) chassis, an iconic Japanese sports car celebrated for its distinctive rotary engine and exceptional handling. This enthusiast-focused vehicle, powered by the twin-turbocharged 13B-REW rotary engine, was engineered for lightweight construction and aerodynamic efficiency, achieving a near 50/50 weight distribution. Its praised double wishbone suspension and communicative steering contributed to its reputation as a driver's machine, earning accolades such as Import Car of the Year and multiple appearances on Ten Best lists. This comprehensive Factory Service Manual is designed to be an indispensable resource for owners, mechanics, and technicians alike. Covering over 1000 pages of detailed information, it encompasses all essential systems, including engine mechanicals, lubrication, cooling, fuel, emissions, ignition, transaxle, clutch, differential, driveshaft, steering, suspension, brakes (including ABS), body, HVAC, and the electrical system with SRS and wiring diagrams. From routine maintenance procedures like oil changes and spark plug replacement to in-depth engine rebuilds and component diagnostics, this manual provides the critical specifications, procedures, and troubleshooting guidance necessary to maintain and repair the Mazda RX-7 (FD3S) effectively. 🏷️ Basic Information Identification Make: Mazda Model: RX-7 Year: 1993 Chassis Code: FD3S Generation: Third Generation (FD) 👋 Introduction Market Position Positioning: Iconic Japanese sports car known for its distinctive rotary engine and exceptional handling. Positioned as a high-performance, enthusiast-focused vehicle. Competitive Analysis Competitors: Toyota Supra (Mk4), Nissan 300ZX (Z32), Mitsubishi 3000GT, Porsche 968 Key Features Engine: Twin-Rotary (13B-REW), Sequential Twin Turbochargers Design: Lightweight chassis, near 50/50 weight distribution, aerodynamic body Handling: Double wishbone suspension, praised for its communicative steering and balanced chassis dynamics 📋 Manual Details Coverage Areas Systems Covered: Engine Mechanical, Engine Lubrication, Cooling System, Fuel System, Emissions Control, Ignition System, Intake Manifold, Exhaust System, Transaxle (Manual & Automatic), Clutch, Differential, Driveshaft, Steering, Suspension, Brakes (including ABS), Body, Heater, Air Conditioning, Automatic Climate Control, Electrical System, Supplemental Restraint System (SRS), Wiring Diagrams Page Count Estimated Page Count: 1000+ Manual Type Type: Factory Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Rotary Engine (13B-REW), Transmission, Clutch, Differential, Driveshaft Chassis: Suspension (Front & Rear), Steering, Brakes (including ABS), Wheels, Tires Electrical: Engine Control Unit (ECU), Ignition, Lighting, Audio, Power Accessories, SRS (Supplemental Restraint System), Wiring Diagrams Body And Comfort: Body Panels, Doors, Glass, Interior Trim, HVAC (Heating, Ventilation, Air Conditioning), Climate Control Procedures Included Maintenance: Routine Maintenance, Tune-up Procedures, Oil Changes, Filter Replacements, Spark Plug Replacement (Rotary Specific), Fluid Checks & Replacements Engine Repair: Engine Removal/Installation, Engine Block, Cylinder Head/Valve Train (Apex Seals, Eccentric Shaft), Engine Lubrication System, Timing Procedures (Apex Seal Lube Timing, Oil Metering Pump), Rotary Specific Rebuilds Transmission And Drivetrain: Manual Transmission Service, Automatic Transmission Service, Clutch Replacement, Differential Service, Driveshaft Maintenance Suspension And Steering: Alignment Specifications, Suspension Component Replacement, Power Steering System Service Brakes And ABS: Brake System Diagnosis, Pad/Rotor Replacement, Bleeding Procedures, ABS Component Testing & Replacement Electrical And HVAC: Component Testing, Wiring Diagram Interpretation, HVAC System Diagnosis and Repair, SRS System Diagnostics Technical Depth Depth: Comprehensive: Covers all aspects from basic maintenance and troubleshooting to complete component overhaul and rebuilds. Includes detailed diagnostic procedures and specifications. 📊 Manual Specifications File Format Format: PDF Searchability: Likely searchable text, enabling quick access to information. Print Quality Quality: High-resolution scans of original factory documents, ensuring clarity of text and diagrams. Binding Type Binding: N/A (Digital PDF Download) Paper Type Type: N/A (Digital PDF Download) ⚙️ Engine Specifications Primary Engine Engine Code: 13B-REW Engine Type: Rotary (Wankel), Naturally Aspirated (early models), Twin-Turbocharged (FD) Displacement: 1.3L (654cc x 2 rotor faces = 1308cc equivalent) Aspirated Induction: Sequential Twin Turbochargers Performance Horsepower Est: 252 hp @ 6500 rpm (early FD), 265 hp @ 6500 rpm (later FD) Torque Est: 217 lb-ft @ 3500 rpm (early FD), 232 lb-ft @ 3500 rpm (later FD) Fuel System Injection: Electronic Fuel Injection (EFI) Fuel Type: Unleaded Gasoline (91+ Octane Recommended) Engine Management ECU: Engine Control Unit (ECU) with diagnostics Rotary Specifics Apex Seals: Critical wear component, detailed inspection and replacement procedures are vital. Oil Metering Pump: Injects oil into the rotor housing for lubrication, requiring specific maintenance and adjustment. Spark Plugs: Typically requires two leading and two trailing spark plugs per rotor, with specific ignition timing requirements. 🔧 Transmission Standard Type: 5-Speed Manual (R5M-A) Optional Type: 4-Speed Automatic (4HP18FLA) Features Manual Gear Ratios: Specific ratios are detailed in the manual, crucial for performance tuning. Clutch Type: Hydraulically actuated, multi-plate dry clutch. Fluid Specifications Manual Transmission Fluid: GL-4 or GL-5 Gear Oil (specific viscosity like 75W-90 recommended, consult manual for exact spec). Automatic Transmission Fluid: Dexron III or equivalent (specific type detailed in manual). 📐 Dimensions Exterior Length: 166.9 inches (4239 mm) Width: 69.1 inches (1755 mm) Height: 48.2 inches (1224 mm) Wheelbase: 95.5 inches (2425 mm) Weights Curb Weight: Approx. 2,800 - 3,000...