They have fewer components and are easier to understand, troubleshoot, and repair. Some motorcycle enthusiasts enjoy the hands-on experience of working with carburetors.
Sound and Aesthetics: Old motorcycles with carburetors often produce a distinct sound that is cherished by enthusiasts. The throaty roar and unique intake noise can contribute to a visceral and nostalgic riding experience. Additionally, some people find the appearance of a carburetor, with its visible mechanical components, visually appealing and enjoy the retro aesthetic it adds to the motorcycle's engine.
Tuning and Customization: Carburetors offer more opportunities for tuning and customization compared to fuel injection systems. Adjusting the carburetor's fuel and air mixture, jet sizes, and needle positions allows riders to fine-tune the engine's performance to their liking. This aspect of carburetors appeals to motorcycle enthusiasts who enjoy experimenting and optimizing their bikes' performance.
Engagement and Control: Carbureted motorcycles often require more rider involvement and attention to throttle control. Since carburetors don't have electronic sensors or advanced engine management systems, riders need to develop a sense for finding the right throttle position and using the choke in cold starts. Some riders appreciate the additional engagement and control provided by carbureted systems.
It's worth noting that carburetors have certain drawbacks compared to modern fuel injection systems, such as less precise fuel metering and the need for periodic maintenance and adjustment. Nonetheless, for those who appreciate the vintage charm and unique characteristics of old motorcycles, carbureted systems can be a source of enjoyment and a connection to the history of motorcycling.