🏷️ Basic Information Identification Make: Datsun Model: 510 PL521 Year: 1970 Chassis Code: PL521 👋 Introduction Market Position Target Audience: Datsun 510 PL521 owners, mechanics, restorers Competitive Analysis Manual Authenticity: Genuine Factory Manual (Not Third-Party) Key Features Content Advantage: Provides factory-trained technician knowledge Usability: Easy to navigate and print specific sections Cost Savings: Enables DIY servicing, saving on labor costs 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Language: English Format: Downloadable PDF Printability: Printable (full or partial) File Requirements: Adobe PDF Reader Page Count Estimated Page Count: Hundreds of pages (as per product description) 📖 Manual Coverage Systems Covered Engine: Service and Repair Transmission: Service and Repair Brakes: System Service and Repair Electrical System: Service, Troubleshooting, and Wiring Diagrams Suspension: Service and Repair Steering: System Service and Repair Cooling System: Service and Repair Fuel System: Fuel Injection / Fuel System Service and Repair Emission Control: System Service and Repair Heating And Ac: Heater/Air Conditioning Service and Repair Engine Control: System Service and Repair Chassis And Body: Service and Repair Restraint System: System Service and Repair Interior: Service and Repair Drivetrain: Differential / Drive Axle Service and Repair Axles: Service and Repair Wheels And Tires: Specifications and Service Procedures Included General Maintenance: Comprehensive Guide Troubleshooting: Advanced Diagnostic Guide Periodic Lubrication: Schedule and Procedures Rebuild Procedures: Engine, Transmission, and Major Components Diagnostics: All Systems Covered Engine Overhaul: Detailed Rebuild Procedures Transmission Overhaul: Detailed Rebuild Procedures Suspension Repair: Component Replacement and Alignment Electrical Troubleshooting: Diagnosing and Repairing Electrical Faults Technical Depth Coverage Scope: Complete Factory Level Repair and Maintenance Detail Level: Step-by-step Instructions, Illustrations, Diagrams, and Photos 📊 Manual Specifications File Format File Type: PDF Resolution: High Resolution Searchability: Searchable Text Content Compatibility: Works on all PC-based Windows operating systems and Mac Print Quality Page Quality: Printable Pages Print Options: Print individual pages, chapters, or the entire manual Binding Type Binding Format: Digital Download (Print-on-Demand Friendly) Paper Type Paper Recommendation: Standard Printer Paper (for self-printing) ⚙️ Engine Specifications Primary Engine Engine Code Common: L-series (likely L13 or L16 variants for this model year) Engine Type: Inline 4-cylinder, Overhead Valve (OHV) or Overhead Cam (OHC) Performance Horsepower Range: Approximately 70-100 HP (depending on specific L-series variant and tuning) Torque Range: Approximately 80-100 lb-ft (depending on specific L-series variant) Fuel System Fuel Delivery: Carburetor (likely Hitachi or Mikuni twin-choke for performance models) Fuel Type: Unleaded Gasoline (for 1970 models) 🔧 Transmission Standard Transmission Type Standard: 4-speed Manual Transmission Optional Transmission Type Optional: 3-speed Automatic Transmission (less common) Features Transmission Fluid Type: GL-4 Manual Gear Oil (e.g., SAE 80W-90 or 75W-90) 📐 Dimensions Exterior Body Style: Pickup Truck / Ute (PL521 designation) Weights Curb Weight: Approximately 2200-2500 lbs (depending on configuration) 🛡️ Safety Features Ratings Crash Test Era: Pre-modern crash safety standards Active Features Braking System: Front Disc Brakes, Rear Drum Brakes Passive Features Seat Belts: Lap belts typically standard 💡 Technology Features Infotainment Infotainment System: Basic AM radio (optional), manual controls Driver Assistance Driver Assistance Features: None by modern standards; basic instrumentation. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 - 5,000 miles or 6 months (typical for era) Tune Up Interval: Approximately every 12,000 - 24,000 miles Fluid Specifications Engine Oil Type: API SF or SG rated oil, 10W-30 or 10W-40 recommended Coolant Type: Ethylene Glycol based antifreeze (50/50 mix with distilled water) Brake Fluid Type: DOT 3 or DOT 4 (check specific recommendation) Known Issues Common Problems: Carburetor tuning, ignition system wear, rust (especially in common areas), clutch wear, suspension bushings degradation. 📚 Vehicle History Brand Heritage Brand Origin: Datsun (Nissan's export brand) Model Evolution Datsun 510 Context: The PL521 is part of the Datsun Truck line, contemporary to the popular Datsun 510 sedan, known for its 'Poor Man's BMW' reputation. Production Production Years Pl521: 1969-1975 (approximate for PL521 generation) Manufacturing Location: Japan