Yamaha TX500, TX500A Road Bike Service Manual, 1973-1975 edition
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Sample pages from the Yamaha TX500, TX500A Road Bike Service Manual, 1973-1975 edition manual
Purchase Information
Technical Specifications
- Document Number / Seller:
- 24582 / Patricia King
- File Size:
- 16.06 MB
- File Type:
- ZIP
- Language:
- English (some of our manuals are multi-language)
- Pages:
- 182
- Printable:
- Yes
- Estimated Download Time:
- 0.33 Minutes
- Delivery Format:
- Digital (PDF) - Instant Access
- Category:
- Motorcycle
- Brand:
- Yamaha
- Reviewed and Approved:
- Dec 26, 2025
Yamaha Models and Parts Covered in this Motorcycle Manual
TX500, TX500A / Yamaha Motor Co., Ltd
- Yamaha TX 500 (1973–1974)
- Yamaha TX 500A (1974–1975)
- Yamaha XS 500 (1975–1978)
Complete Manual Information
Yamaha TX500 & TX500A (1973-1975) - Factory Service Manual
Keep your vintage Yamaha performing at its peak with the most comprehensive technical resource available. This high-quality Service Manual (LIT 11613-71-01) is the definitive guide for owners, restorers, and mechanics working on the legendary 500cc 8-valve twin. Covering the full production run from the 1973 debut through the refined 1975 models, this manual is essential for anyone maintaining Yamaha's high-speed road bike heritage.
Model Coverage & History
This manual covers the complete evolution of Yamaha's advanced mid-sized DOHC platform:
- Yamaha TX500 (1973-1974): The groundbreaking introduction of the 8-valve parallel twin.
- Yamaha TX500A (1974-1975): The updated version featuring engine refinements and chassis improvements.
- Yamaha XS500 (1975 onwards): Technical continuity for models transitioned under the XS designation.
Engineering Excellence: The 8-Valve DOHC Twin
The Yamaha TX500 series was a technical marvel of its time, designed as a high-speed road bike. This manual provides deep insights into its unique features:
- D.O.H.C. and Eight Valves: Detailed procedures for the double overhead camshaft system and the eight-valve head that provided superior intake and exhaust efficiency.
- Omni-phase Balancer: Complete service data on the innovative balancer system designed to eliminate vibration from the 180-degree phased crankshaft.
- Wet Sump Lubrication: Comprehensive schematics for the unique dual trochoidal pump system (feed and scavenging) that kept oil temperatures stable during high-performance riding.
- Twin CV-Carburetors: Precision adjustment guides for the constant vacuum carburetors, ensuring optimal fuel economy and throttle response across the entire RPM range.
Technical Specifications & Serial Numbers
For correct parts identification and restoration, this manual includes vital identification data:
- Engine Type: 498 cc, 4-stroke, Parallel Twin, DOHC, 8-Valves.
- TX500 Identification: Serial numbers beginning with 371-000101.
- TX500A Identification: Refined series starting with serial number 371-100001.
Comprehensive Workshop Content
This manual is organized to help you navigate complex repairs easily on any device:
- General Information: Motorcycle identification, special tool lists, and detailed cable routing.
- Periodic Maintenance: Lubrication intervals, torque specifications, and pre-operation check charts.
- Engine Overhaul: Step-by-step disassembly and assembly for the cylinder head, camshafts, valves, crankshaft, and transmission.
- Fuel & Carburetion: Rebuilding and synchronizing the twin CV-carburetors for perfect idling.
- Chassis & Suspension: Service for the front disc brakes, rear drum brakes, forks, and swing arm.
- Electrical System: Complete wiring diagrams, ignition timing (setting the breaker points), and charging system troubleshooting.
- Troubleshooting: Dedicated sections to help you diagnose engine, electrical, and chassis issues quickly.
Why This Manual is Essential
Whether you are performing a simple oil change or a full engine rebuild, this manual offers a level of detail that generic guides simply cannot match. It includes:
- Sintered titanium alloy valve seat specifications for unleaded fuel compatibility.
- Progressive-wound valve spring installation to prevent valve surge.
- Precise torque settings (in-lbs and kg-m) for every critical bolt to prevent gasket compression leaks.
- Clear wiring diagrams for the IC voltage regulator and lighting circuits.
Invest in the official factory knowledge and ensure your Yamaha TX500 or TX500A remains a reliable, high-performance classic on the open road.
Download Instructions for Yamaha Motorcycle Manual
Frequently Asked Questions - Yamaha Motorcycle Manual
Is this manual suitable for beginners?
Yes, this Yamaha manual is designed for both professional technicians and DIY enthusiasts. It includes step-by-step procedures with clear illustrations and safety guidelines for Motorcycle maintenance and repair.
What file format will I receive?
You will receive this manual as a ZIP file (16.06 MB), which is compatible with all devices. The manual is fully searchable and printable for your convenience.
How quickly can I access the manual after purchase?
You'll receive instant access to your Yamaha Motorcycle manual immediately after payment completion. The download link is valid for 3 days, with lifetime re-download guarantee.
Are engine specifications included?
This motorcycle service manual includes detailed engine specifications, valve clearances, torque settings, and performance data specific to your Yamaha model.
Can I print specific sections of the manual?
Absolutely! This digital manual allows you to print any section you need, from individual pages to complete chapters, making it perfect for workshop use.
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