I checked the plug today and it's gone a little white. Lean
I'm not sure how much I should change the jet size.
I've also ordered a replacement petcock for the bike
http://www.ebay.com/itm/181404146404its been dripping on and off ever since I got the bike. I'm usually able go find a sweet spot and get it to stop dripping. But no luck today. So ordered one.
Dave