🏷️ Basic Information Identification Make: Mazda Model: RX-7 Year: 1985 Codes Chassis Code: FC3S (JDM), SA22C (early North American, but 1985 falls into FC generation) 👋 Introduction Market Position Market Position: The 1985 RX-7, part of the second generation (FC), was positioned as a stylish, sporty, and performance-oriented coupe, competing against established sports cars and performance sedans of the era. Competitive Analysis Competitive Analysis: Competed with vehicles like the Toyota Supra, Nissan 300ZX (Z31), Chevrolet Camaro/Pontiac Firebird, and Ford Mustang. Key Features Key Features: Rotary engine technology, sleek aerodynamic design, rear-wheel drive, optional independent rear suspension (on some models), advanced (for its time) suspension and handling characteristics. 📋 Manual Details Coverage Areas Coverage Areas: Comprehensive sales and marketing information, highlighting features and specifications of the 1985 Mazda RX-7. Page Count Page Count: Variable (typically 12-24 pages for a sales brochure of this era) Manual Type Manual Type: Sales Brochure / Promotional Material Language Language: English (presumed, based on common sales markets) Format Format: Printed Document (likely glossy paper) 📖 Manual Coverage Systems Covered Systems Covered: Exterior styling, interior design, engine technology (rotary), performance highlights, available options and trim levels. Procedures Included Procedures Included: Not applicable for a sales brochure. Focuses on product features and benefits, not repair or maintenance procedures. Technical Depth Technical Depth: Overview level, intended for consumer education and sales engagement. Does not provide detailed technical specifications for repair or diagnostics. 📊 Manual Specifications File Format File Format: N/A (Physical Brochure) Print Quality Print Quality: High-quality glossy paper, full-color printing (typical for manufacturer sales literature of the period). Binding Type Binding Type: Folded pages, stapled or saddle-stitched. Paper Type Paper Type: Glossy coated paper, often heavier stock for durability and visual appeal. ⚙️ Engine Specifications Primary Engine Primary Engine: 13B Rotary Engine (Naturally Aspirated and Turbocharged options) Performance Performance: Naturally Aspirated: Approximately 135-146 horsepower. Turbocharged: Approximately 182-200 horsepower, depending on market and specific tuning. Fuel System Fuel System: Electronic Fuel Injection (EFI) Rotary Details Rotary Details: Twin-rotor design, displacement equivalent to approximately 2.6 liters (158.6 cubic inches) based on internal combustion calculations. 🔧 Transmission Standard Transmission Standard: 5-speed Manual Transmission Optional Transmission Optional: 4-speed Automatic Transmission Features Transmission Features: Available limited-slip differential (LSD) on performance models. 📐 Dimensions Exterior Exterior Dimensions: Length: ~169.7 inches, Width: ~66.5 inches, Height: ~50.2 inches, Wheelbase: ~95.7 inches (exact dimensions vary slightly by market and trim). Interior Interior Dimensions: Designed as a 2+2 coupe, with two primary seats and smaller rear seats suitable for occasional use or children. Cargo Cargo Capacity: Limited trunk space, typical for a sporty coupe. Weights Curb Weight: Approximately 2,700 - 2,900 lbs (depending on engine and transmission). 🛡️ Safety Features Ratings Safety Ratings: No specific NHTSA or IIHS ratings available for this era as the standardized testing was less robust. Active Features Active Features: Four-wheel disc brakes, power-assisted steering, independent front suspension (MacPherson struts), independent rear suspension (on some models), available ABS (Anti-lock Braking System) on higher trims/later production. Passive Features Passive Features: Seat belts, impact-absorbing steering column, reinforced chassis structure. 💡 Technology Features Infotainment Infotainment: Basic AM/FM radio with cassette player, optional premium sound system. Analog gauges for speedometer, tachometer, fuel, temperature, and oil pressure. Driver Assistance Driver Assistance: Limited by modern standards. ABS was an option on some models. Power steering was standard. Connectivity Connectivity: None (pre-digital era). 🔧 Maintenance Service Intervals Service Intervals: Oil Change: Every 3,000-5,000 miles or 3-6 months. Spark Plugs (Rotary Specific): Inspect every 15,000 miles, replace as needed. Coolant Flush: Every 2 years or 30,000 miles. Transmission Fluid: Every 30,000-50,000 miles. Differential Fluid: Every 30,000-50,000 miles. Timing Belt: Not applicable (rotary engines do not have a timing belt, they use a chain and gears). Fluid Specifications Engine Oil Type: API SG or higher, SAE 10W-30 or 10W-40 (check owner's manual for specific temperature ranges). Coolant Type: Ethylene Glycol based coolant, typically a 50/50 mix with distilled water. Transmission Fluid Manual: GL-4 Gear Oil (e.g., SAE 75W-90) Transmission Fluid Automatic: Dexron II or equivalent. Brake Fluid: DOT 3 or DOT 4. Known Issues Known Issues: Apex seal wear (common to all rotary engines), carbon buildup in exhaust ports, overheating issues if cooling system is not maintained, oil seal degradation, distributor issues, fuel injector clogging. Spark Plug Part Numbers Spark Plug Part Numbers: NGK R-7434-9 (or equivalent platinum-tipped, often specified as a 9 heat range for NA and 10 for turbo). 📚 Vehicle History Brand Heritage Brand Heritage: Mazda has a history of producing innovative and sporty vehicles, with the rotary engine being a significant differentiator. Model Evolution Model Evolution: The 1985 model year represents the first generation (SA/FB) transitioning into the second generation (FC), often referred to as the 'Savanna RX-7' in Japan and simply 'RX-7' elsewhere. The FC introduced a more modern, aerodynamic design and a revised suspension system. Production Production...