MotoLibrary MotoLibrary
← Yamaha
Classic · 1973

TX 500

US$ 1295. MSRP depends on country, taxes, accessories, etc.
User Rating: /5 · No user ratings yet ✓ Your rating was saved
MotoLibrary Score
49 /100 Balanced
Power/Weight
0.26 hp/kg
Top Speed
177 km/h
Engine
500 ccm

1973 Yamaha TX 500 Technical Analysis & Specification Breakdown

Positioned in Yamaha's classic motorcycle lineup, the 1973 Yamaha TX 500 features a 500 cc (30.5 cu in) air-cooled twin, four-stroke configuration. In factory specification, peak output is rated at 50 HP (36.5 kW) at 9,000 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 100 HP per liter, the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.

On the scales, the TX 500 measures 192.8 kg (425 lbs) dry, translating to a power-to-weight ratio of 0.26 HP/kg (3.86 kg per horsepower). The 15.14-liter (4 US gal) fuel tank paired with a rated consumption of 6.72 L/100 km provides an estimated theoretical range of roughly 225 km (140 miles) between fill-ups, while factory top speed is listed at 177 km/h (110 mph).

Specific Output
100 HP/L
Power-to-Weight
0.26 HP/kg (3.86 kg/HP)
Theoretical Range
~225 km (140 mi)
Engine
Displacement 500.0 ccm (30.51 cubic inches)
Engine Type Twin, four-stroke
Engine Details Twin, four-stroke
Power 50.0 HP (36.5 kW)) @ 9000 RPM
Compression 10.0:1
Valves/Cylinder 4
Fuel System Carburettor. 2 Keihin
Fuel Control Double Overhead Cams/Twin Cam (DOHC)
Lubrication Wet sump
Cooling Air
Max RPM 9000
Transmission
Gearbox 5-speed
Final Drive Chain (final drive)
Clutch Wet Plate
Performance
Top Speed 177.0 km/h (110.0 mph)
Fuel Consumption 6.72 litres/100 km (14.9 km/l or 35.00 mpg)
Greenhouse Gases 155.9 CO2 g/km. (CO2 - Carbon dioxide emission)
Exhaust double stainless steel pipes
Chassis
Frame Type Steel
Rear Suspension adjustable
Wheels & Brakes
Front Brakes Single disc
Rear Brakes Expanding brake (drum brake)
Dimensions & Weight
Dry Weight 192.8 kg (425.0 pounds)
Power/Weight 0.2594 HP/kg
Fuel Capacity 15.14 litres (4.00 US gallons)
Other
Starter Electric & kick
More from Yamaha
Buying Checklist

Before You Compare This Bike

Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

🟡
Intermediate
Requires some riding experience.
🏍️
Best For
General Purpose
⚖️
Handling
Medium weight — some experience needed
Estimate

Ownership Cost Calculator

⛽ Fuel
per year
🔧 Maintenance
per year
🛡️ Insurance
per year
TOTAL

* Estimates only. Actual costs vary by country, riding habits, insurance provider and maintenance schedule.

MotoLibrary
🏠 Home 🔍 All Bikes 📂 Categories ⚖️ Compare 🎛️ Advanced Filter 🎯 Bike Finder 🎬 Videos 📰 Blog 📖 Glossary ℹ️ About

🍪 We use cookies for analytics & ads. Cookie Policy