Classic and Classy Motorcycles Ltd

Historical Context

The 1973 Yamaha RT1 360cc Enduro is a legendary motorcycle that played a pivotal role in shaping the dual-sport category. Introduced in the early 1970s, the RT1 was designed to meet the growing demand for motorcycles capable of excelling both off-road and on paved roads. With its lightweight construction, powerful two-stroke engine, and rugged build, the RT1 quickly became a favorite among enduro racers and adventurers. Yamaha’s RT series demonstrated the company’s commitment to innovation and performance, and the 360cc RT1 was the top-of-the-line model in the series, offering exceptional power and versatility.

Technical Specifications and Features

• Year: 1973
• Make: Yamaha
• Model: RT1 360cc Enduro
• Engine Displacement: 360cc
• Engine Type: Air-cooled, single-cylinder, two-stroke
• Compression Ratio: 6.7:1
• Power Output: Approximately 30 horsepower
• Transmission: 5-speed manual
• Brakes: Drum front and rear
• Fuel System: Carbureted
• Fuel Capacity: 2.4 gallons
• Dry Weight: Approximately 280 pounds
• Key Features: Autolube oil injection system, high ground clearance, long-travel suspension, and a durable off-road frame.

Project Potential

The 1973 Yamaha RT1 Enduro project provides a fantastic opportunity for restoration enthusiasts or custom builders. Restoring the RT1 to its original specifications showcases its iconic features, such as the high-mounted exhaust, robust frame, and classic Yamaha styling. For custom builders, the RT1 serves as an excellent platform for creating a retro scrambler or off-road-inspired tracker. Its two-stroke engine and lightweight frame make it a rewarding project for those who appreciate vintage motorcycles with rugged capabilities. With a strong aftermarket and enthusiast community, sourcing parts for the RT1 is straightforward, ensuring a smooth restoration process.

Riding Experience

Once restored, the 1973 Yamaha RT1 delivers an exhilarating and versatile riding experience. Its powerful 360cc two-stroke engine offers quick acceleration and ample torque, making it ideal for tackling challenging off-road terrain. The 5-speed transmission ensures smooth gear transitions, while the drum brakes provide adequate stopping power for its era. With its long-travel suspension and high ground clearance, the RT1 excels on rugged trails, rocky paths, and steep inclines. The bike’s lightweight design and responsive handling make it equally suitable for urban commutes, adding to its all-around appeal.

Legacy and Collectibility

The Yamaha RT1 360cc Enduro is a highly regarded model in the world of vintage dual-sport motorcycles. As one of Yamaha’s early efforts to dominate the enduro category, the RT1 set the standard for performance and versatility. Today, it is a sought-after classic among collectors and enthusiasts who appreciate its historical significance and enduring charm. Restoring this project preserves a key piece of Yamaha’s legacy while creating a motorcycle that remains functional, collectible, and a joy to ride.