New Polini 210 for 60mm stroke
In the middle of the year, Polini presented the new 207cc aluminum cylinder for the Vespa PX 210 as the successor to the legendary 200 gray cast iron cylinder. After the first test bench runs and tests with different cylinder heads, the new Polini was consistently convincing. However, when we measured the timing, we noticed that the cylinder due to its height and the upper L-piston ring [...]
