🏷️ Basic Information Identification Make: Aprilia Model: AF1 50 Futura Year: 1992 Codes Internal Product Code: APR-AF1-50-1992-LIBRETTO-USO-MANUTENZIONE-PDF 👋 Introduction Market Position Segment: Entry-level sport motorcycle, popular for young riders and urban commuting. Competitive Analysis Competitors 1992: Cagiva Mito 50, Yamaha TZR 50, Honda NSR 50. Key Features Design Inspiration: Mimics larger Aprilia sportbike designs, offering a sporty aesthetic. Target Audience: New riders, those seeking a stylish and agile commuter. 📋 Manual Details Coverage Areas Language: Italian Document Type: Owner's and Maintenance Manual (Libretto Uso e Manutenzione) Page Count Page Count: 43 Format Format: PDF Searchable: Yes (due to PDF format with bookmarks) 📖 Manual Coverage Systems Covered Engine Overview: Covers basic engine identification and general operation. Controls Layout: Details the disposition and function of all controls. Usage Guidelines: Provides instructions for proper vehicle operation and general use. Maintenance Procedures: Outlines routine maintenance tasks and minor repairs. Procedures Included Routine Checks: Covers pre-ride inspections and basic fluid level checks. Minor Adjustments: Likely includes information on basic adjustments for levers, pedals, and possibly carburetor settings. Technical Depth Depth: Focused on owner-level maintenance and basic operation, not in-depth mechanical repairs or diagnostics. 📊 Manual Specifications File Format Digital Format: PDF Print Quality Scanned Quality: Assumed to be a scan of an original document, quality can vary but is typically readable for its intended purpose. Binding Type Original Binding: Likely stapled or saddle-stitched booklet. Paper Type Original Paper: Standard paper used for owner's manuals. ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder Displacement: 49.7 cc (approx.) Cooling System: Liquid-cooled Performance Bore X Stroke: Commonly around 39.5 x 40.5 mm for this class. Power Output Hp: Typically around 7-10 HP, depending on specific market regulations. Fuel System Carburetor Type: Likely a Dell'Orto PHBN or PHVA series carburetor. Fuel Type: Unleaded gasoline with 2-stroke oil mixture (pre-mix or auto-lube system). Ignition Ignition System: Electronic ignition (CDI). 🔧 Transmission Standard Transmission Type: 6-speed manual Clutch Type: Wet multi-plate Features Gear Ratios: Specific ratios are detailed in service manuals, but typical for a 50cc sportbike. Fluid Type Gearbox Oil: Typically SAE 75W/90 or 10W/40 motorcycle-specific gear oil. 📐 Dimensions Exterior Wheelbase: Approx. 1300 mm (51.2 inches) Weights Dry Weight: Approx. 110-120 kg (242-265 lbs) Fuel Tank Capacity: Approx. 10-12 liters 🛡️ Safety Features Active Features Braking System Front: Disc brake Braking System Rear: Disc brake Passive Features Lighting: Headlight, taillight, turn signals. Tires Front: Commonly 100/80-17 Tires Rear: Commonly 130/70-17 💡 Technology Features Infotainment Features: Basic instrument cluster: speedometer, tachometer, odometer, indicator lights. No modern infotainment features. Driver Assistance Features: None. This is a 1992 model motorcycle. Connectivity Features: None. 🔧 Maintenance Service Intervals Oil Change Frequency: For 2-stroke oil, this is managed by the auto-lube system or requires regular top-ups for pre-mix. Spark Plug Replacement: Recommended every 3,000-5,000 km, depending on use and spark plug type. Air Filter Cleaning: Monthly or as needed depending on riding conditions. Fluid Specifications Coolant Type: Ethylene glycol-based antifreeze with distilled water. Brake Fluid Type: DOT 3 or DOT 4, depending on original specification. Known Issues Carburetor Tuning: Can be sensitive to altitude and temperature; requires periodic adjustment for optimal performance. Electrical Connections: Corrosion on electrical connectors can be an issue over time, affecting lighting or ignition. Cooling System Leaks: Hose deterioration or radiator leaks can occur, requiring regular inspection. Filter Part Numbers Air Filter: Requires specific Aprilia part number, consult original parts catalog or specialized Aprilia forums for exact fitment. Oil Filter: Not applicable for 2-stroke engines with auto-lube/pre-mix systems (oil pump filter may exist but is not a standard replacement item). 📚 Vehicle History Brand Heritage Aprilia Origins: Italian manufacturer founded in 1945, initially producing scooters, later expanding into performance motorcycles. Model Evolution Af1 Lineage: The AF1 series was Aprilia's entry into the small-displacement sportbike market, known for their handling and race-inspired styling. Production Af1 50 Futura Production Period: 1990s, with the 'Futura' designation representing a specific styling and feature package. 🏆 Awards & Recognition Recognitions Market Impact: The AF1 50 Futura was recognized for its performance and styling within the 50cc sportbike class, contributing to Aprilia's reputation.