Oh god no it's another of these ,your Guzzi is powerful enough it's a Vee twin designed back in the fifties if you want more power buy something else. Improving the power of any bike is an expensive operation if you don't like what you've got sell it. Stop turning this into spy V's spy (remember that cartoon) or write a book on tuning I'm sometimes scared to ask a question on this forum, would have to agree with Mr Roper on this subject. Is it not time for the rachet dlaing page.