🏷️ Basic Information Identification Make: Datsun Model: 240Z Model Code: HS30 Year: 1973 Codes Chassis Code: HS30-xxxxxx Engine Code: L24 👋 Introduction Market Position Vehicle Class: Sports Car / Grand Tourer Target Audience: Enthusiasts, classic car owners, mechanics specializing in Japanese imports Competitive Analysis Key Competitors: Porsche 911, Chevrolet Corvette, Jaguar E-Type (for market segment and spirit) Key Features Design Philosophy: Elegant styling, performance-oriented drivetrain, driver-focused cockpit Value Proposition: Affordable performance and style compared to European counterparts 📋 Manual Details Coverage Areas Manual Type: Service and Repair Manual Language: English Format: PDF Page Count Estimated Page Count: Hundreds 📖 Manual Coverage Systems Covered Engine Service: Complete overhaul, tuning, carburetor service, ignition system, cooling system, lubrication system Transmission Service: Manual transmission overhaul, clutch service, driveline components Chassis Suspension Steering: Front and rear suspension, steering gear, wheel alignment specifications Braking System: Front disc brakes, rear drum brakes, hydraulic system, parking brake Electrical System: Wiring diagrams, lighting, instrumentation, starter, alternator, battery, ignition switch, fuses, relays Fuel System: Fuel tank, fuel pump, fuel lines, SU carburetors (HS6 type) Exhaust System: Exhaust manifold, pipes, muffler Body And Frame: Body panel repair, door mechanisms, glass, trim, chassis structure Heating And Air Conditioning: HVAC system (if equipped), heater core, fan Procedures Included Maintenance Procedures: Lubrication, fluid changes, filter replacements, tune-ups, brake adjustments Repair Procedures: Engine rebuild, transmission rebuild, suspension component replacement, brake caliper overhaul, electrical component diagnosis and repair Troubleshooting: Diagnostic charts for common problems, identifying causes and solutions Specifications And Tolerances: Engine clearances, torque values, alignment settings, electrical resistance values Technical Depth Diagnostic Capabilities: Advanced diagnostics with detailed troubleshooting guides and symptom-based problem solving Rebuild Scope: Comprehensive instructions for complete engine, transmission, and component rebuilds Special Tools: Identification of specialized tools required for specific repair procedures 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable PDF Print Quality Print Recommendation: High-quality printing recommended for clarity of diagrams and tables Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Inline 6-Cylinder, SOHC Displacement Liters: 2.4 Displacement Cid: 2393 Bore X Stroke Mm: 83.0 x 73.7 Compression Ratio: 8.3:1 (Typical) Performance Horsepower Hp SAE Net: 151 (US Spec) Torque Lb-Ft SAE Net: 163 (US Spec) Fuel System Carburetor Type: 2 x SU HS6 Side-Draft Carburetors Fuel Type: Unleaded Gasoline (Premium) 🔧 Transmission Standard Transmission Type Standard: 4-Speed Manual Optional Transmission Type Optional: 3-Speed Automatic (Less Common) Features Clutch Type: Dry Single Plate Final Drive Ratio: 3.36:1 (Typical) 📐 Dimensions Exterior Length Mm: 4130 Width Mm: 1640 Height Mm: 1280 Wheelbase Mm: 2305 Front Track Mm: 1300 Rear Track Mm: 1290 Weights Curb Weight Kg: 1150-1200 (Approx.) Gross Vehicle Weight Rating Kg: 1500 (Approx.) 🛡️ Safety Features Ratings Crash Test Data: Limited data available for this era; emphasis on structural integrity for its time. Active Features Braking System Type: Front Disc, Rear Drum Passive Features Seatbelts: Lap and shoulder belts (standard) Body Construction: Monocoque chassis with integrated safety cage elements. 💡 Technology Features Infotainment Audio System: AM/FM Radio (often optional or dealer-installed aftermarket) Driver Assistance Driver Assistance Features: None (era-appropriate vehicle) Connectivity Connectivity Features: None (era-appropriate vehicle) 🔧 Maintenance Service Intervals Oil Change Interval Miles: 3,000-5,000 (Recommended for classic cars) Tune Up Interval Miles: 12,000-15,000 Fluid Specifications Engine Oil Type: API SG or SF, SAE 10W-30 or 20W-50 (depending on climate) Coolant Type: Ethylene Glycol based antifreeze (50/50 mix with distilled water) Brake Fluid Type: DOT 3 or DOT 4 Transmission Fluid Type Manual: API GL-4, SAE 75W-90 or 80W-90 Gear Oil Known Issues Common Wear Items: Carburetor adjustment, fuel lines, rubber hoses, brake components, clutch wear, exhaust system corrosion. Rust Prone Areas: Wheel wells, rocker panels, floor pans, battery tray area. Carburetor Tuning Challenges: SU carburetors require specific knowledge for proper synchronization and jetting. 📚 Vehicle History Brand Heritage Datsun Legacy: Datsun (Nissan's export brand) known for reliable, sporty, and affordable vehicles. Model Evolution 240Z Introduction: Introduced in 1969 for the 1970 model year, revolutionizing the sports car market. 1973 Updates: Minor cosmetic changes, emissions control system updates, and potential minor mechanical revisions to meet regulations. Production Production Period: 1969-1973 (for 240Z designation) Manufacturing Location: Japan 🏆 Awards & Recognition Recognitions Car And Driver Award: Car and Driver's Ten Best list for 1970. Iconic Status: Widely recognized as an automotive icon and a pivotal model in Japanese car history.