Antonio Roma “Portús” converted a Cota 330 2-stroke engine of 327cc to a 4-stroke of 360cc while preserving the original crankcases. This unique prototype, weighing just 95kg, appeared in various competitions.
Photographed at the Museu Moto Bassella Montesa Cota Exhibition by Mike Ricketts.

The museum exhibition celebrated 50 years of the Montesa Cota observed trials competition motorcycle.

Included in the display were famed competition winners, trials machines for children and teenagers, and several of the latest high-tech four-strokes.

More information: Bassella Museu Moto

Montesa Cota Observed Trials Motorcycles