There is not a whole lot of info out there about the Yamaha TX/XS500 models. It is my hope people with info will send it here so we can have a place we can tap for information on these bikes. Also, you can send in pics and and details of your TX/XS.
I have listed in the links all the sites I could find with info on these bikes and will continue to add links as I find them. So if you have one of these bikes, don't be shy, share your story here.
Yamaha TX 500
Air cooled, four stole, two cylinder. DOHC
398 Bore x Stroke 73 х 59.6 mm Compression Ratio 9:1
2x 38mm Mikuni
Ignition / Starting
Battery and coil /
48 hp @ 8500 rpm
4.5 kg-m @ 6500 rpm
Transmission / Drive
5 Speed / chain Frame Full cradle frame - Duplex type" and is 100% of circular steel pipes!
Dual shocks swing arm, preload adjustable!
Single 10.5in dDisc
3.50-18 Seat Height 32 in
3 4 gal
Model: Yamaha XS 500
Displacement: 30.45 cubic inches)
Engine type: Twin
Power: 49.00 HP @ 8250 RPM
Bore x Stroke: 73.0 x 59.6 mm (2.9 x 2.3 inches)
Valves per cylinder: 4
Fuel control: DOHC
Cooling system: Air
final drive: Chain
Weight wet 463.0 pounds)
Front tire dimensions: 3.25-19 Rear tire dimensions: 4.00-18
Front brakes: Single disc Rear brakes: Single disc Top speed: 73.3 mph
Fuel capacity: 3.96 gallons