Target Audience:
Triumph TRW 500 owners, mechanics, and vintage motorcycle enthusiasts
Value Proposition:
Comprehensive and cost-effective alternative to professional workshop servicing
Comprehensiveness:
The most comprehensive service, maintenance, and repair manual available for the Triumph TRW 500
Ease Of Use:
Step-by-step instructions and exploded views simplify complex repairs
Engine:
Complete overhaul, troubleshooting, and component replacement
Carburetter:
Adjustment, cleaning, and rebuild of common carburettor types
Gearbox:
Disassembly, assembly, and maintenance of the gearbox
Front Fork:
Telescopic front fork service and repair
Wheels:
Spoke wheel maintenance, bearing service, and tire replacement
Electrical System Bth:
BTH magneto and associated ignition components
Electrical System Lucas:
Lucas dynamo, lighting, and battery charging systems
Maintenance:
Regular servicing, lubrication, and adjustments
Troubleshooting:
Diagnostic procedures for common performance issues
Repair:
Step-by-step repair instructions for all major components
Exploded Views:
Detailed diagrams illustrating component relationships and assembly
Diagnostic Capabilities:
Advanced troubleshooting and fault finding for both mechanical and electrical systems
Rebuild Instructions:
Comprehensive instructions for complete engine and gearbox rebuilds
Part Identification:
Detailed component identification and assembly order
Engine Displacement:
499cc (30.4 cubic inches)
Engine Configuration:
OHV Parallel-Twin
Bore X Stroke:
63mm x 80mm (approx.)
Compression Ratio:
Typical 6.5:1 or 7.0:1 (depending on variant)
Horsepower:
Approximately 27-30 bhp at 6,000 rpm (varies by tuning and year)
Torque:
Not explicitly stated in product info, but substantial for its era.
Carburetor Type:
Typically single Amal (e.g., Monobloc) or similar British carburetors.
Fuel Type:
Lead-replacement or high-octane gasoline (depending on original specification and modern fuel availability).
Oil Change:
Recommended every 1,000-1,500 miles (manual will specify exact interval and procedure)
Valve Adjustment:
Recommended at regular intervals (manual will detail procedure and clearance)
Engine Oil:
Typically SAE 20W-50 or SAE 30 monograde oil (specific recommendation in manual)
Gearbox Oil:
Motorcycle-specific gearbox oil or suitable EP gear oil (specific recommendation in manual)
Oil Leaks:
Common in vintage British motorcycles due to sealing materials and design.
Electrical System:
Wear and tear on Lucas dynamo and regulator systems, BTH magneto maintenance.
Carburetor Tuning:
Requires careful tuning for optimal performance and reliability.
Manufacturer:
Triumph Engineering Co. Ltd., Meriden, Warwickshire, England
Trw Origin:
The TRW 500 was a civilian version of the military TRW 500cc motorcycle, developed for post-war civilian use.
Engine Development:
Utilized Triumph's robust and popular OHV parallel-twin engine design.
Production Period:
1950s through the early 1960s