🏷️ Basic Information Identification Make: Mazda Model: RX-7 Model Code: FC3S Generation: Second Generation Codes Chassis Codes: FC3S (Rotary Turbo), FC3S (Naturally Aspirated) 👋 Introduction Market Position Segment: Sports Car, Grand Tourer Target Audience: Enthusiasts, DIY Mechanics, Professional Technicians Competitive Analysis Key Competitors: Nissan 300ZX (Z32), Toyota Supra (Mk3), Porsche 944, Chevrolet Camaro, Pontiac Firebird Key Features Powertrain Highlight: Renowned Mazda Wankel (Rotary) Engine Handling: Balanced chassis, sophisticated suspension system Design Era: Distinctive 1980s Japanese sports car styling Manual Value Proposition Completeness: Most comprehensive digital resource available for this model year range. 📋 Manual Details Coverage Areas Years Covered: 1989, 1990, 1991 Regions Covered: Global (USA, Japan, Europe, Australia) Page Count Estimated Pages: Approx. 2000+ (as a comprehensive compilation) Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Downloadable Digital File (PDF) 📖 Manual Coverage Systems Covered Powertrain: 13B-T Rotary Engine (Turbocharged), 13B Rotary Engine (Naturally Aspirated), Transmission (5-speed Manual, 4-speed Automatic), Driveline Chassis: Suspension (Front/Rear), Steering, Brakes (Front/Rear Disc), Wheels, Tires Electrical: Ignition System, Fuel System (EFI), Cooling System, HVAC, Lighting, Instrumentation, Audio System, Power Accessories, ECU, Wiring Diagrams Body: Exterior Panels, Interior Trim, Doors, Glass, Seats, Body Sealing Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, spark plug replacement (rotary specific), fluid checks and changes Repair: Engine overhaul and rebuild (rotary apex seal inspection/replacement), transmission repair, brake system repair, suspension component replacement, electrical component diagnosis and repair Troubleshooting: Diagnostic flowcharts, common fault diagnosis, symptom-based troubleshooting Technical Specifications: Torque specifications, clearances, tolerances, electrical resistance values Technical Depth Depth: Comprehensive (from basic maintenance to full engine rebuilds and complex electrical diagnostics) 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text (OCR optimized) Printability: Printable pages Print Quality Image Resolution: High resolution (clear diagrams and illustrations) Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: 13B-T (Turbocharged), 13B (Naturally Aspirated) Engine Type: Rotary (Wankel) Displacement: 1.3 Liters (Dual Rotor, approx. 654cc per rotor, often marketed as 2.6L equivalent) Performance Horsepower Turbo: Approx. 200-210 hp (depending on market and year) Torque Turbo: Approx. 195-200 lb-ft Horsepower Naturally Aspirated: Approx. 160-165 hp Torque Naturally Aspirated: Approx. 145-150 lb-ft Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Bosch or Hitachi components Fuel Type: Unleaded Gasoline (Premium Recommended) Cooling System Type: Liquid-cooled (Water Pump driven by rotor housing) Lubrication Oil Type: API SG/SH Rated Synthetic or High-Quality Conventional Oil (Viscosity 10W-30 or 10W-40) Oil Capacity With Filter: Approx. 5.0 US quarts (4.7 Liters) Rotary Specifics Apex Seals: Critical wear component, requiring proper lubrication and coolant levels. Oil Metering: Separate oil injection system for lubrication of apex seals and oil control rings. 🔧 Transmission Standard Type: 5-speed Manual Transmission (Type R) Optional Type: 4-speed Automatic Transmission (H4A-EL) Features Limited Slip Differential: Optional on Turbo models (e.g., Torsen or viscous coupling LSD) Fluid Specifications Manual Transmission Fluid: GL-4 or GL-5 Gear Oil (e.g., SAE 75W-90) Automatic Transmission Fluid: Dexron II or equivalent 📐 Dimensions Exterior Length: Approx. 4375 mm (172.2 inches) Width: Approx. 1715 mm (67.5 inches) Height: Approx. 1255 mm (49.4 inches) Wheelbase: Approx. 2430 mm (95.7 inches) Weights Curb Weight Turbo Manual: Approx. 1280 kg (2822 lbs) Curb Weight Naturally Aspirated Manual: Approx. 1190 kg (2624 lbs) 🛡️ Safety Features Ratings Federal Motor Vehicle Safety Standards: Compliant with FMVSS standards for its production era. Active Features Braking System: Four-wheel disc brakes (Ventilated front, solid rear) Anti Lock Braking System: Optional ABS on Turbo models Passive Features Seatbelts: Three-point inertia-reel seatbelts Airbags: Driver's side airbag (optional or standard depending on market/trim late in production) 💡 Technology Features Infotainment Audio System: Factory AM/FM Stereo Cassette Player with optional CD player (market dependent). Climate Control: Manual or automatic climate control systems available on higher trims. Driver Assistance Cruise Control: Standard on most Turbo models. Connectivity Telematics: Not applicable for this era. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 miles (8,000 km) or 6 months, whichever comes first (for synthetic oil). Spark Plug Inspection: Crucial for rotary engines; inspect and potentially replace every 15,000-30,000 miles (24,000-48,000 km) based on condition and usage. Manual will detail specific plug types and gaps. Coolant Flush: Every 24,000 miles (38,000 km) or 24 months. Fluid Specifications Brake Fluid: DOT 3 or DOT 4 Coolant: Mazda Long Life Coolant or equivalent (50/50 mix with distilled water) Known Issues Rotary Engine Apex Seals: Wear and failure of apex seals can lead to loss of compression and engine damage. Proper maintenance is key. Oil Consumption: Rotary engines inherently consume oil as part of their lubrication system. Monitor oil levels diligently. Turbocharger Reliability: Early turbochargers can be prone to wear; proper warm-up and cool-down procedures are vital. Vacuum Lines: Aging rubber vacuum lines can crack and leak, affecting engine performance and idle quality. Cooling System: Radiator leaks...