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So my 1981 XS400SH I have had 20 years (old reliable), got a crack in the manifold boot, ran lean and hot, melted a plug, and broke a valve. Now after a head rebuild and new valves and guides (and a new tank), and several valve adjustments, it idles great and roars when I get up to speed, but...
So new member, priceless advice here rebuilding my 81 xs400sh - new head - and took it for 1st ride last night! Not perfect but close - gotta dial in the carbs I think.
Question though is this: 2 days ago I put on my carbs and then gas tank and then was setting valves and I look down to...