On the test bench Vespa PX80 with Malossi 139 cc cylinder
Vespa PX 80 with Malossi 139ccm cylinder In many cases, the TüV requires a performance report to enter changes to the engine. In addition to the 135ccm DR cylinder, the Malossi cylinder with 139ccm is one of the most popular cylinders to help the little PX on the jumps. This is also the case in this case, our customer Timur needs such a [...]
