The first fabulous race Vespa was conceived for participation in various race circuits. With it, in 1947 Piaggio dealers could enter in speed contests.
The Vespa in fact took part in several gradlent and track races, with many victories in the scooter category, among which the Naples Grand Prix in 1947 and the chronograph climb at Rocca di Papa (Rome).
The Vespa 98 Corsas form derived from the standard production model, but it had a much smaller, bubble-shaped shield and small handlebars.
The horn was taken off the steering column cover and seat is placed far back, so that the rider had to stretch to reach the handlebars. The rear brakes were also retracted to suit the riders elongated, aerodynamic position.
Engine: Two-stroke single cylinder enginewith cast iron horizontal cylinder and aluminum head
Bore: 50 mm
Stroke: 50 mm Displacement: 98 cc
Top speed: 80 km/h
Suspension: spiral springs on the front wheel, leaf springs on the rear wheel
Brakes: drums
Tires: 3.50-8
source : vespausa.com