Via: Marusho Lilac
"The Baby Lilac SF3, which is a cross between a motorcycle and a scooter, is a popular 90cc model. Most of the other competitors had a 5-speed transmission. Baby Lilac had a 2-speed transmission, which is the same as the stock model. They achieved great results, finishing 8th, 12th and 15th. In addition, Team Lilac finished in 2nd place. This was the smallest and lightest among all competitors at 138kg curb weight at the Asama Race.
Shiro Ito, who was 15 years old at the time, was an unknown. He won his first race in a Lilac. The base model was a stock Lilac SY. He modified it by increasing the compression, removal of the air cleaner and fine-tuning of the suspension. As a result he was able to get more power."