Hi i just baught a 888 engine off a guy that sells ducati parts/ told me it was a 888 so i got ecited and then set out to buy frame front end wheels and alsorts to build up a better version ov the bike.my qestion is i dont no much about the engine? wat colour engines ar they?ar they all black like the 851or did they make difrent versions as mine is silver and a light green colour side covers?i hope i havnt been had on.thanks des''