BGM PRO 177 cc cylinder for Vespa PX125-150, Sprint150 Veloce - part 2
bgm 177 - the new 177 - cylinder for Vespa In this post we have already introduced you to the new cylinder. Today we give you a little insight into the development of the cylinder. The cylinder will finally be available from the beginning of April 2016! bgm 177 - the development of the Vespa cylinder The development of a two-stroke cylinder is [...]