how to change spark plug piagio zip?

lift up the seat,take the small humped panel out from under the seat,look at the right hand side of the engine and you will see a lead with a ht cap on the end of it pull that out and off the top of the spark plug then pull the small black panel out from around the plug this will give you more access to the plug.undo the plug with a 16mm spark plug socket and replace it i think its an ngk cr9eb

adam bike doctor (of milton keynes motorcycle centre)
January 2011