2021 Vespa Sprint 50 Sprint S The youngest and sportiest Vespa innovates itself with a new 4T3V Euro 4 engine, also in the Sport version. Features may include: SPORTY AND TRUSTY Drive your Vespa Sprint safely around town thanks to the modern one-cylinder four-stroke 50cc engine, air-cooled and equipped with electronic injection. From the exhaust pipe to the inner structure of the transmission casing, each detail is designed to provide a smooth, quiet and comfortable ride. The control unit now contains a barometric sensor, which ensures optimum combustion under all conditions. Reach new levels of reliability with Vespa Sprint, even in the continuous “stop and go” city traffic.