Positioning:
Essential reference for owners and technicians of the 1995 Yamaha SZR660, focusing on DIY repairs and maintenance.
Value Proposition:
Provides comprehensive, factory-level information to empower users to perform their own maintenance and repairs, saving costs and ensuring proper upkeep.
Manual Strength:
Completeness of technical data, clear step-by-step instructions, and extensive diagrams.
Users:
DIY enthusiasts, motorcycle owners, independent repair shops.
Engine:
Full overhaul, diagnostics, lubrication, cooling, fuel delivery, ignition.
Fuel System:
Carburetor tuning, cleaning, and overhaul.
Cooling System:
Radiator, coolant, fan (if applicable), and related components.
Chassis:
Frame, suspension (front and rear), steering, wheels, and tires.
Electrical System:
Wiring diagrams, battery, charging system, lighting, ignition, and starter.
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication, adjustments.
Repair:
Component removal, installation, and rebuilding for all major systems.
Troubleshooting:
Diagnostic flowcharts, common problems, and corrective actions.
Technical Data:
Torque specifications, clearances, tolerances, wiring schematics, and part diagrams.
Depth:
Comprehensive, covering from basic adjustments to complete engine and chassis overhauls.
Engine Type:
Liquid-cooled, four-stroke, DOHC, single-cylinder
Displacement:
660 cc (approximate, often derived from FZR600 engine modifications)
Bore X Stroke:
N/A (Specific to 660cc variant, typically similar to FZR600 bore with different stroke)
Compression Ratio:
N/A (Typically around 10.2:1 for FZR600 base)
Horsepower:
N/A (Estimated ~60-70 hp based on FZR600 platform, specific SZR660 figures may vary)
Torque:
N/A (Estimated torque figures not readily available for this specific model variant)
Fuel Delivery:
Carburetor(s) (likely dual Mikuni CV carburetors, e.g., VM26SS or similar, as per FZR600)
Fuel Type:
Unleaded gasoline (Octane rating specified in manual, typically 91 RON or higher)
Oil Type:
Yamalube 4 (or equivalent SAE 10W-40 API SG or higher motorcycle oil)
Oil Capacity:
N/A (Refer to manual, typically around 3.0-3.5 liters with filter change)
Length:
N/A (Refer to manual, expected to be in line with typical sportbikes of the era)
Width:
N/A (Refer to manual)
Height:
N/A (Refer to manual)
Dry Weight:
N/A (Refer to manual, typically around 165-175 kg for similar bikes)
Wet Weight:
N/A (Refer to manual)
Payload Capacity:
N/A (Motorcycle specific, typically rider and passenger)
Wheelbase:
N/A (Refer to manual, typically around 1380-1420 mm)
Safety Standards:
N/A (Motorcycles generally do not have crash test ratings like cars; focus on operational safety)
Braking System:
Hydraulic disc brakes front and rear (specifications for disc size, caliper type detailed in manual)
Suspension Features:
Adjustable front forks (preload, rebound/compression damping often adjustable), rear monoshock with adjustable preload and damping.
Lighting:
Halogen headlamp, LED taillight (common for era), turn signals.
Infotainment System:
N/A (Basic analog instrumentation: speedometer, tachometer, odometer, fuel gauge, indicator lights)
Driver Assistance Features:
N/A (No electronic rider aids like ABS or traction control on this model)
Connectivity Features:
N/A (No modern connectivity features)
Oil Change Interval:
Every 3,000 - 5,000 km or 6 months (Refer to manual for exact interval)
Air Filter Cleaning:
Every 5,000 - 10,000 km (Refer to manual)
Spark Plug Replacement:
Every 10,000 - 15,000 km (Refer to manual for plug type and gap)
Chain Lubrication:
Every 500 - 1,000 km and after washing/rain riding
Coolant Type:
High-quality ethylene glycol-based antifreeze mixed with distilled water (50:50 ratio recommended)
Brake Fluid Type:
DOT 3 or DOT 4 hydraulic brake fluid
Fork Oil Type:
Yamaha Fork Oil 10W (or equivalent SAE 10W suspension fluid)
Fork Oil Level:
N/A (Specific level detailed in manual, typically measured from top of fork tube with spring removed)
Common Wear Items:
Clutch plates, brake pads, chain and sprockets, fork seals, carburetor jets/needles due to age.
Carburetor Issues:
Gumming from fuel degradation, synchronization issues.
Electrical Issues:
Corrosion on connectors, aging wiring harnesses, stator/regulator/rectifier issues.
Yamaha Legacy:
Yamaha's long-standing history in motorcycle manufacturing, known for performance and innovation in sportbike and racing segments.
Szr660 Context:
The SZR660 was a limited-production model, often considered a homologation special or a more focused variant based on the popular FZR600 platform, aimed at enhancing performance and handling characteristics for sport riding.
Production Years:
Early to mid-1990s (specifically 1995 for this manual)
Manufacturing Location:
Japan (Likely)