Target Audience:
Yamaha RD500LC owners, independent mechanics, motorcycle enthusiasts.
Value Proposition:
Provides factory-level service and repair information, enabling cost savings on maintenance and repairs.
Uniqueness:
Vehicle-specific, factory-authored technical documentation, ensuring accuracy and completeness.
Content Format:
Step-by-step instructions, diagrams, illustrations, wiring schematics, specifications.
Ease Of Use:
Clear, concise text designed for both novice DIYers and experienced professionals.
Accessibility:
PDF format allows viewing on multiple devices and printing of specific pages.
Engine Service:
Complete engine disassembly, assembly, diagnosis, and repair.
Fuel System Service:
Carburetor adjustment, cleaning, rebuilding, fuel pump, fuel lines.
Cooling System Service:
Radiator, coolant, water pump, thermostat, hoses.
Transmission Service:
Gearbox inspection, repair, clutch operation, lubrication.
Drive Train Service:
Drive chain adjustment, maintenance, sprockets.
Electrical System Service:
Ignition system, lighting, charging system, starting system, wiring schematics.
Chassis Service:
Frame inspection, steering system, suspension (shocks), brakes.
Bodywork Service:
Body panels, fairings, trim, mounting points.
Intake Exhaust Service:
Airbox, intake manifolds, exhaust pipes, mufflers.
Routine Maintenance:
Oil changes, filter replacements, chain lubrication, general inspections.
Periodic Checks Adjustments:
Valve clearance (if applicable), carburetor synchronization, brake adjustments.
Troubleshooting:
Diagnostic procedures for common and advanced issues, symptom-based guides.
Rebuilds Overhauls:
Detailed instructions for engine, carburetor, and other major component overhauls.
Diagnostic Capability:
Advanced troubleshooting, electrical system diagnostics, fault finding.
Repair Detail:
Step-by-step repair procedures with diagrams and illustrations.
Customization Modification:
While primarily for repair, may offer insights for performance tuning aspects through specifications.
Engine Type:
Liquid-cooled, 2-stroke, V4
Bore X Stroke:
54.0 mm x 54.0 mm
Carburetion:
Mikuni VM26SS x 4
Horsepower:
Approx. 89 hp @ 9,500 rpm (claimed)
Torque:
Approx. 70 Nm @ 9,000 rpm (claimed)
Fuel Type:
Unleaded gasoline (minimum 91 octane recommended)
Oil Mixture:
Autolube (Yamaha's automatic oil injection system)
Overall Length:
Approx. 2,135 mm (84.1 in)
Overall Width:
Approx. 710 mm (28.0 in)
Overall Height:
Approx. 1,175 mm (46.3 in)
Dry Weight:
Approx. 174 kg (383.6 lbs)
Wet Weight:
Approx. 192 kg (423.3 lbs) (estimated)
Oil Change Interval:
Refer to manual for specific mileage/time intervals, typically every 2,500-5,000 km or annually.
Spark Plug Replacement:
Refer to manual for specific intervals, typically every 5,000-10,000 km.
Chain Lubrication Adjustment:
Check and lubricate chain every 500-1,000 km or after riding in wet conditions. Adjust tension as needed.
Engine Oil Type:
2-stroke premix oil (use high-quality, reputable brands suitable for high-performance 2-strokes).
Transmission Oil Type:
Yamaha recommends Yamalube Gear Oil 80W-90, or equivalent API GL-4.
Coolant Type:
Ethylene glycol based coolant, mixed 50/50 with distilled water.
Power Valves:
Yamaha's YPVS (Yamaha Power Valve System) can accumulate carbon and require cleaning/servicing for optimal performance.
Carburetor Sync:
Due to the four carburetors, maintaining proper synchronization is crucial for smooth running and can require frequent adjustment.
Engine Seals:
Older 2-stroke engines may be prone to oil or coolant leaks from seals if not maintained.
Exhaust Ports:
Carbon buildup in exhaust ports and chambers can impact performance and require regular cleaning.
Yamaha Motorcycles:
Yamaha has a long and distinguished history in motorcycle manufacturing, particularly known for its performance and innovation in the 2-stroke era.
Rd Series:
The RD500LC was Yamaha's flagship 'superbike' of its time, an evolution of their successful Grand Prix racing technology (YZR500) brought to the street. It represented the pinnacle of 2-stroke street bike performance before the dominance of 4-stroke engines.
Production Period:
1984-1985
Manufacturing Location:
Japan
