🏷️ Basic Information Identification Make: Aprilia Model: Pegaso 650 Product Name: Aprilia Pegaso 650 1997-2005 Workshop Service Repair Manual Codes Vehicle Code: Pegaso 650 👋 Introduction Market Position Segment: Dual-sport / Adventure motorcycle Competitive Analysis Competitors: BMW F650, Honda Transalp, Yamaha XT600/XT660 Key Features Versatility: Designed for both on-road commuting and light off-road excursions. Engine Type: Single-cylinder Rotax engine (shared with BMW F650 models of the era). Frame: Steel tubular frame for robustness. Suspension: Long-travel suspension for accommodating varied terrain. 📋 Manual Details Coverage Areas Model Years Covered: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Page Count Estimated Pages: 300+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: Comprehensive coverage of the Aprilia Pegaso 650's single-cylinder, liquid-cooled engine. Fuel System: Details on carburetor systems (likely Mikuni) including tuning, cleaning, and component replacement. Ignition System: Information on the electronic ignition system, spark plug specifications, and troubleshooting. Cooling System: Radiator, fan, thermostat, coolant types, and procedures for flushing and refilling. Transmission: Coverage of the gearbox, clutch operation, lubrication, and internal components. Suspension: Front fork (likely Marzocchi or Paioli) and rear shock absorber (likely Sachs or similar) service, adjustments, and rebuilds. Brakes: Front and rear brake systems, including caliper service, pad replacement, fluid changes, and bleeding procedures. Electrical System: Wiring diagrams, battery maintenance, lighting, starter motor, charging system, and fuse box. Chassis And Frame: Frame inspection, component mounting, and alignment. Wheels And Tires: Tire pressure recommendations, wheel bearing service, and spoke tensioning. Bodywork And Plastics: Fairing removal and installation, seat, and other external panels. Procedures Included Routine Maintenance: Oil changes, filter replacements, chain lubrication and adjustment, air filter service, spark plug replacement. Troubleshooting: Diagnostic charts for common starting, running, and electrical issues. Engine Overhaul: Detailed steps for engine disassembly, inspection, component replacement (pistons, rings, valves), and reassembly. Carburetor Rebuild: Step-by-step instructions for carburetor disassembly, cleaning, jetting, and reassembly. Suspension Service: Fork seal replacement, oil level checks and changes, shock absorber adjustment. Brake System Maintenance: Brake pad replacement, fluid flushing and bleeding, caliper seal replacement. Electrical Component Testing: Testing of stator, regulator/rectifier, and ignition coil. Wheel Bearing Replacement: Proper procedure for removing and installing wheel bearings. Chain And Sprocket Replacement: Guidance on replacing drive chain and sprockets. Technical Depth Depth: Comprehensive, covering everything from basic maintenance to complete engine and component overhauls. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text content for quick information retrieval. Print Quality Printability: Printable pages for physical workshop use. Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, four-stroke, liquid-cooled, DOHC Displacement: 652 cc Bore X Stroke: 100 mm x 83 mm Performance Horsepower: Approx. 48 HP (36 kW) @ 6500 RPM (varies slightly by year/market) Torque: Approx. 57 Nm (42 lb-ft) @ 5200 RPM (varies slightly by year/market) Fuel System Carburetor: Mikuni BSR42 Fuel Capacity: 14 liters (approx. 3.7 US gallons) Lubrication Oil Type: API SG/SH/SJ, JASO MA, SAE 10W-40 or 15W-50 motorcycle oil Spark Plug Recommendation: NGK CR8E or equivalent 🔧 Transmission Standard Transmission Type: 5-speed manual Optional Transmission Options: N/A (Standard 5-speed) Features Clutch: Wet, multi-plate clutch Final Drive: O-ring sealed chain drive 📐 Dimensions Exterior Length: Approx. 2160 mm (85.0 in) Width: Approx. 840 mm (33.1 in) Height: Approx. 1300 mm (51.2 in) Seat Height: Approx. 870 mm (34.3 in) Weights Dry Weight: Approx. 170 kg (375 lbs) Wet Weight: Approx. 192 kg (423 lbs) Max Load Capacity: Approx. 200 kg (440 lbs) 🛡️ Safety Features Ratings Crash Safety: Motorcycle safety is primarily rider-dependent; no formal automotive crash ratings apply. Active Features Brakes: Disc brakes front and rear. Optional ABS available on some models/markets. Lighting: Halogen headlight, LED tail light. Passive Features Frame Construction: Steel perimeter frame designed for rigidity and rider protection. Handguards: Standard handguards to protect hands from elements and minor impacts. 💡 Technology Features Infotainment Display: Analog speedometer and tachometer, with LCD display for odometer and trip meters. Driver Assistance ABS: Optional Anti-lock Braking System (ABS) was available on some variants. Connectivity Connectivity Features: No modern digital connectivity features; focused on core mechanical and electrical systems. 🔧 Maintenance Service Intervals Oil Change Interval: Every 6,000 km (3,700 miles) or annually, whichever comes first. Air Filter Service: Every 6,000 km (3,700 miles) or more frequently in dusty conditions. Spark Plug Replacement: Every 12,000 km (7,500 miles). Valve Clearance Check: Every 12,000 km (7,500 miles). Fluid Specifications Coolant Type: Ethylene glycol-based antifreeze coolant, 50% mixture with distilled water. Brake Fluid Type: DOT 4 Fork Oil Type: SAE 10W (check manual for exact viscosity and quantity). Transmission Oil Type: EPX 80W-90 gear oil Known Issues Electrical Connectors: Corrosion or loose connections in the wiring harness can cause intermittent electrical faults. Regulator Rectifier: Can be prone to...