Montesa 250 two-stroke GP racer

With Phil Aynsley


Montesa GP
Montesa 250GP two-stroke racer

One of the only two such bikes ever built, this 250cc two-stroke twin was developed in conjunction with the Villa brothers in 1967. Francesco sold his 125 and 250 designs (which he had originally conceived for FB Mondial) to Montesa in return for becoming the company’s exclusive importer for Italy.

Montesa GP
Montesa 250GP two-stroke racer
Montesa GP
Montesa 250GP two-stroke racer

While extremely fast it proved too fragile to be a success – its best result was a second place behind Mike Hailwood on the Honda 250/6 at the Italian Riccione circuit in April 1967, with Walter Villa riding.

Montesa GP
Montesa 250GP two-stroke racer

Montesa GP

However with Montesa’s efforts becoming increasingly focused on off road bikes the road racing team was disbanded at the end of the year. The Villas went on to producing bikes under their own Moto Villa name.

Montesa GP
Montesa 250GP two-stroke racer
Montesa GP
Montesa 250GP two-stroke racer

An interesting technical feature was the part water cooling system. The rotary disc valves were water cooled while the heads were air cooled. An eight-speed gearbox was used, and power output was claimed as 35hp at 9800rpm.

Montesa GP
Montesa 250GP two-stroke racer
Montesa GP
Montesa 250GP two-stroke racer