🏷️ Basic Information Identification Make: Mazda Model: RX-7 Generation: FD Model Code: FD3S Model Year: 1993 👋 Introduction Market Position Positioning: The 1993 Mazda RX-7 (FD) was a halo car, positioned as a high-performance, rotary-powered sports coupe. It competed with other iconic sports cars of the era such as the Nissan 300ZX (Z32), Toyota Supra (Mk IV), and Mitsubishi 3000GT VR-4. Competitive Analysis Key Differentiator: Its unique twin-rotor 13B-REW engine with sequential twin-turbocharging offered exceptional power delivery and a distinctive character unmatched by its piston-engined rivals. Key Features Design Philosophy: Sleek, aerodynamic 'Spirit R' design, lightweight construction, and advanced rotary engine technology. Target Audience: Enthusiast drivers seeking cutting-edge performance, exotic engineering, and a unique driving experience. 📋 Manual Details Coverage Areas Manual Type: Workshop Manual / Service Manual Language: English Format: Printed Manual Page Count: Approximately 1000+ pages (typical for comprehensive workshop manuals of this era) 📖 Manual Coverage Systems Covered Engine Systems: Rotary engine (13B-REW), lubrication system, cooling system, fuel injection system, ignition system, emission control systems, forced induction (twin-turbochargers). Powertrain Systems: Manual transmission (RX-7 Type R, Type R Bathurst), Automatic transmission (optional, less common), clutch system, driveshaft, differential, axles. Chassis Systems: Suspension (front and rear independent suspension, double wishbone), steering system (power steering), braking system (front and rear disc brakes, ABS), wheels and tires. Electrical Systems: Engine control unit (ECU), sensor inputs, wiring diagrams, lighting, instrumentation, audio system, power accessories, battery, charging system. Body And Interior: Body panels, doors, hood, trunk, interior trim, seats, HVAC system, safety belts, airbags (driver side, potentially passenger side depending on market). Emission control hardware (air pump, catalytic converter). Procedures Included Maintenance: Scheduled maintenance (oil changes, filter replacements, spark plug inspection/replacement), fluid checks and changes, belt tension adjustments, ignition timing checks, basic system checks. Diagnostics And Troubleshooting: Fault code diagnosis (OBD-I or early OBD-II depending on market), common symptom analysis, troubleshooting flowcharts for various systems, component testing procedures. Repair And Overhaul: Engine disassembly and reassembly (apex seal replacement, rotor housing inspection), transmission overhaul, brake caliper rebuild, suspension component replacement, electrical component repair/replacement. Technical Specifications: Torque specifications for all fasteners, fluid capacities, component dimensions, electrical resistance values, diagnostic parameters, emissions data. Technical Depth Depth: Comprehensive. Covers everything from basic fluid checks and adjustments to complete engine rebuilds and complex electrical diagnostics. 📊 Manual Specifications File Format Binding Type: Likely comb-bound or saddle-stitched for ease of use during repair. Paper Type: Durable, high-quality paper suitable for workshop environments, often with glossy pages for diagrams. Print Quality: High-resolution diagrams, clear text, and professional layout. ⚙️ Engine Specifications Primary Engine Engine Type: Rotary (Wankel) Engine Code: 13B-REW Displacement: 1308 cc (1.3 L) Configuration: Two-rotor, sequential twin-turbocharged Performance Horsepower: 255 PS (252 hp; 188 kW) at 6500 rpm Torque: 345 N⋅m (254 lb⋅ft) at 5000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with sequential twin-turbochargers Fuel Type: Unleaded Gasoline (RON 98 recommended) Lubrication Oil Type: API SG or higher, SAE 10W-30 or 10W-40 recommended (specific Mazda specification may be detailed in manual). Cooling Coolant: Ethylene Glycol-based antifreeze, 50/50 mix with distilled water. 🔧 Transmission Standard Transmission Type: 5-speed Manual Optional Transmission Type: 4-speed Automatic (less common for performance variants) Features Clutch: Hydraulically actuated, multi-plate wet clutch (for rotary engines, though typically a dry clutch is used in manual transmissions). Differential: Helical Limited Slip Differential (LSD) on performance models. Fluid Specifications Manual Transmission Fluid: API GL-4 or GL-5, SAE 75W-90 gear oil (specific Mazda recommendation should be followed). Automatic Transmission Fluid: Mazda ATF-Type T-IV or equivalent (if equipped with automatic). 📐 Dimensions Exterior Length: 4295 mm (169.1 in) Width: 1750 mm (68.9 in) Height: 1230 mm (48.4 in) Wheelbase: 2505 mm (98.6 in) Weights Curb Weight: Approx. 1270-1310 kg (2800-2888 lb) depending on trim and options. Gross Vehicle Weight Rating: Not typically specified in the same way as trucks, but gross axle weight ratings would be detailed. 🛡️ Safety Features Ratings Crash Test Data: While specific official ratings for this era are scarce by modern standards, the FD RX-7 featured a robust chassis and safety cage structure. Refer to manual for specific safety component details. Active Features ABS: Anti-lock Braking System (ABS) standard on most models. Passive Features Airbags: Driver's side airbag standard. Passenger airbag availability varied by market and trim. Seatbelts: Three-point inertia-reel seatbelts. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette player, optional CD player. Basic sound system for the era. Driver Assistance Cruise Control: Standard cruise control system. Connectivity Diagnostics: OBD-I diagnostic port (or early OBD-II in some markets) for engine management data and fault codes. Manual details access and interpretation. 🔧 Maintenance Service Intervals Oil Change: Typically every 5,000-7,500 km (3,000-4,500 miles) or 6 months, whichever comes first. Refer to manual for specific interval. Spark Plugs: Apex seals and spark plug inspection/replacement are critical. Intervals vary greatly, but checking at...