🏷️ Basic Information Identification Make: Mazda Model: RX-7 Model Code: FD3S Year: 1993 👋 Introduction Market Position Positioning: The Mazda RX-7 (FD generation) is renowned as a halo sports car, celebrated for its unique rotary engine, balanced chassis, and iconic styling. This manual targets owners and mechanics who need in-depth information for maintaining, repairing, and restoring this enthusiast-focused vehicle. Competitive Analysis Competitors: Competed against other performance coupes of its era, such as the Nissan 300ZX (Z32), Toyota Supra (Mk IV), Mitsubishi 3000GT VR-4, and Porsche 968. Its rotary engine offered a distinct performance characteristic. Key Features Distinguishing Factors: Unique twin-rotor 13B-REW engine, lightweight construction, near-perfect weight distribution, advanced sequential twin-turbo system (on most models), sophisticated suspension design. 📋 Manual Details Coverage Areas Manual Type: Full Service Repair Manual Language: English Format: PDF Download Page Count Estimated Page Count: Approx. 2000+ pages (typical for a comprehensive factory service manual) 📖 Manual Coverage Systems Covered Engine Mechanical: Rotary engine (13B-REW), apex seals, rotor housing, eccentric shaft, lubrication system, cooling system, fuel injection, emissions control, ignition system, engine management. Transmission: Manual transmission (R154 or equivalent), clutch system, driveshaft, differential, transmission fluid specifications. Brakes: Front and rear disc brakes, ABS system, hydraulic system, brake fluid specifications, pad and rotor replacement. Suspension Steering: Front and rear independent suspension, shock absorbers, springs, bushings, power steering system, steering rack, alignment specifications. Electrical Electronics: Battery, charging system, starter motor, lighting system, instrument cluster, ECU, sensors, wiring diagrams, fuse box layout. Body Chassis: Body panel removal and installation, interior trim, doors, windows, convertible top (if applicable), chassis components, rust prevention. Procedures Included Maintenance: Oil changes, filter replacements, spark plug replacement (specific to rotary), coolant checks, belt inspections, fluid top-offs, brake inspections. Repair: Engine rebuild, transmission overhaul, brake system repair, suspension component replacement, electrical diagnostics and repair, bodywork repairs. Troubleshooting: Diagnosis of common drivability issues, electrical faults, starting problems, overheating, fuel system issues, with diagnostic charts and procedures. Technical Depth Depth: Comprehensive, covering all aspects from basic maintenance to complete engine and transmission rebuilds. Includes detailed torque specifications, diagnostic procedures, and component-specific instructions. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text content for easy information retrieval. Print Quality: High-resolution scans allowing for clear printing of diagrams and text. Binding Type Binding: N/A (Digital PDF Download) Paper Type Paper Type: N/A (Digital PDF Download) ⚙️ Engine Specifications Primary Engine Engine Type: Rotary (Wankel) Engine Code: 13B-REW Displacement: 1.3 Liters (654cc x 2 chambers) Performance Horsepower: 252 hp @ 6500 rpm (early models), 276 hp @ 6500 rpm (later models) Torque: 217 lb-ft @ 3500 rpm (early models), 247 lb-ft @ 5000 rpm (later models) Redline: 7500 rpm Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI) Fuel Type: Unleaded Gasoline (91 octane or higher recommended) Turbo System Turbo Configuration: Sequential Twin-Turbo Lubrication Oil Type Capacity: API SG/SH SAE 10W-30 or 10W-40, 4.8 US quarts (4.5 Liters) with filter change. Cooling System Coolant Type Capacity: Mazda FL22 or equivalent (long-life silicate-free coolant), 8.4 US quarts (7.9 Liters). 🔧 Transmission Standard Transmission Type: 5-speed Manual (Type R154 variant or similar) Optional Optional Transmission: 4-speed Automatic (less common, primarily for specific markets) Features Clutch Type: Hydraulic Twin-Plate or Single-Plate Clutch Transmission Fluid: API GL-4 SAE 75W-90 Gear Oil, 2.4 US quarts (2.3 Liters). 📐 Dimensions Exterior Length: 170.1 inches (4320 mm) Width: 69.1 inches (1755 mm) Height: 48.2 inches (1225 mm) Wheelbase: 95.5 inches (2425 mm) Weights Curb Weight: Approx. 2,800-3,000 lbs (1270-1360 kg), depending on trim and options. Gross Vehicle Weight: Approx. 3,800 lbs (1725 kg) Cargo Trunk Volume: Approx. 5.7 cubic feet (161 Liters) 🛡️ Safety Features Ratings NHTSA Rating: Not officially rated by NHTSA for 1993 model year in the same way as modern vehicles. Focus was on passive safety features. Active Features ABS: Standard Anti-lock Braking System (ABS) on most models. Traction Control: Optional or standard depending on trim/market (e.g., Torsen LSD often included). Passive Features Airbags: Driver and passenger airbags. Seat Belts: Three-point inertia-reel seat belts with pretensioners. Body Structure: Reinforced safety cage, crumple zones. 💡 Technology Features Infotainment Audio System: Factory Bose or Clarion audio system with AM/FM stereo, cassette player, and optional CD player. Limited digital integration by modern standards. Driver Assistance ABS: Standard Anti-lock Braking System (ABS). Cruise Control: Standard electronic cruise control. Connectivity Factory Options: Minimal connectivity by today's standards. Primarily focused on the driving experience. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 miles (5,000-8,000 km) or 6 months, whichever comes first. Frequent oil analysis is recommended for rotary engines. Spark Plug Replacement: Every 30,000 miles (48,000 km). Requires specific platinum-tipped, two-electrode spark plugs (e.g., NGK PFR7A or equivalent). Fuel Filter Replacement: Every 60,000 miles (96,000 km). Coolant Flush: Every 30,000 miles (48,000 km) or 2 years. Fluid Specifications Brake Fluid: DOT 3 or DOT 4 brake fluid. Power Steering Fluid:...