Repair & Maintenance 2000 honda rancher es 350 January 16, 2016 Hey guys im in need of some help my ’00 rancher my sparg plug is whitish grayish im pretty sure thats lean???? Can anyone tell me the specs on how to adjust the air fuel mixture screw please how many turns fron closed position. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related