Two years later Minarelli switched exclusively to 2-stroke engine manufacture and a new 2000 square metre factory was constructed for these purposes.
These were sold to companies in Italy, other parts of Europe and South America.
[1] In 1967 the company changed its name to Motori Minarelli and opened a new plant in Calderara di Reno.
The company also entered motorcycle racing and won a number of titles.
In 2002, following changes in the world motorcycle market, Motori Minarelli became a member of the Yamaha Group.