What was the problem with the Yamaha XZ 550?
An off-idle carburetion quirk, known as the “Vision stumble”, meant the first year machines were prone to initial stuttering on part and full-throttle takeoff. The “Vision stumble” problem, after months of research, was finally solved by racer Marc Salvisberg, who later started Factory Pro Tuning.
Is the Yamaha XZ 550 lightning quick steering?
Meanwhile, other riders have successfully overcome the “Vision stumble” in their 1982 models without changing carburettors. ) In the 1982 model, lightning quick steering was considered too extreme for some, though was highly appreciated by sporting riders.
What kind of air cleaner does a Yamaha XZ550 have?
The XZ550 was the first Yamaha model to feature automotive-style downdraft carburetors with the air cleaner box mounted atop the carburetors, as opposed to most motorcycles’ sidedraft carburetors with their side-mounted air cleaners.
When did the Yamaha XZ400 vision come out?
A smaller XZ400 model was available in some markets until at least 1987. The XZ550 Vision was originally conceived in the late 1970s when motorcycling was at its peak, and spent three years in development, being overseen by a small group of designers and enthusiasts rather than “committee think”.
An off-idle carburetion quirk, known as the “Vision stumble”, meant the first year machines were prone to initial stuttering on part and full-throttle takeoff. The “Vision stumble” problem, after months of research, was finally solved by racer Marc Salvisberg, who later started Factory Pro Tuning.
Meanwhile, other riders have successfully overcome the “Vision stumble” in their 1982 models without changing carburettors. ) In the 1982 model, lightning quick steering was considered too extreme for some, though was highly appreciated by sporting riders.
A smaller XZ400 model was available in some markets until at least 1987. The XZ550 Vision was originally conceived in the late 1970s when motorcycling was at its peak, and spent three years in development, being overseen by a small group of designers and enthusiasts rather than “committee think”.
The XZ550 was the first Yamaha model to feature automotive-style downdraft carburetors with the air cleaner box mounted atop the carburetors, as opposed to most motorcycles’ sidedraft carburetors with their side-mounted air cleaners.