Classic and Classy Motorcycles Ltd

Historical Context

The 1972 Yamaha RT360 was part of Yamaha’s pioneering efforts in the off-road and enduro motorcycle market. By the early 1970s, Yamaha had already established itself as a leader in two-stroke technology, and the RT360 was built to be a versatile, high-performance machine capable of handling both rugged off-road conditions and street riding. As the predecessor to the DT series, the RT360 showcased Yamaha’s expertise in lightweight yet powerful single-cylinder motorcycles. This model was well-regarded for its durability, ease of maintenance, and impressive torque, making it a favorite among enduro riders of its time.

Technical Specifications and Features

• Year: 1972
• Make: Yamaha
• Model: RT360
• Engine Displacement: 351cc
• Engine Type: Air-cooled, single-cylinder, two-stroke
• Compression Ratio: 6.5:1
• Power Output: Approximately 30 horsepower
• Torque: Approximately 29 lb-ft
• Transmission: 5-speed manual
• Brakes: Drum front and rear
• Fuel System: Mikuni carburetor
• Fuel Capacity: 2.5 gallons
• Wheelbase: 55.5 inches
• Dry Weight: Approximately 265 pounds
• Key Features: Autolube oil injection system, long-travel suspension, high-mounted exhaust, and lightweight frame.

Project Potential

The 1972 Yamaha RT360 is an exciting project for both restoration enthusiasts and custom builders. Restoring this bike to its factory condition would showcase its period-correct styling, including its distinctive high-mounted exhaust, off-road fenders, and robust frame. For those looking to customize, the RT360 serves as an excellent platform for scramblers, flat trackers, or lightweight street-legal enduro builds. The strong two-stroke engine and lightweight frame make it a rewarding restoration project, with plenty of aftermarket support for parts and modifications.

Riding Experience

Once restored, the 1972 Yamaha RT360 delivers an exhilarating and raw riding experience. The punchy two-stroke engine provides rapid throttle response and strong torque, making it ideal for both dirt trails and urban streets. The 5-speed transmission allows for flexible power delivery, while the lightweight chassis and high ground clearance ensure agility and confidence on rough terrain. The drum brakes, although dated by modern standards, provide adequate stopping power when properly maintained. Riders who appreciate the simplicity and excitement of vintage two-stroke motorcycles will find the RT360 to be a thrilling machine.

Legacy and Collectibility

The Yamaha RT360 holds a special place in motorcycling history as one of Yamaha’s early large-displacement two-stroke enduro models. It paved the way for the later DT series, which became some of the most successful dual-sport motorcycles of all time. Today, the RT360 is sought after by collectors and vintage off-road enthusiasts who appreciate its historical significance and unique riding characteristics. Restoring this project preserves an important chapter in Yamaha’s legacy, ensuring that this lightweight powerhouse continues to turn heads for years to come.