Reageer op: Piontek’s vespa si Home › Forums › Perso’s › Projecten › Piontek’s vespa si › Reageer op: Piontek’s vespa si 30 april 2011 om 10:34 #486283 piontekTopic starterBerichten: 78 Here the engine assembled. I Had to build a 4mm plate to adjust the exccessive highness of the stroke. (it’s 46mm ;)) Also due to the conrod’s lenght (90mm). Here a picture, when I was checking the stroke.