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I had a similar situation and found that the charging system wasn't keeping up with the drain from the headlight and exciter coil. The battery would eventually run down and the engine would run rough, stall and back-fire on the left side. You should be reading 14 to 15 volts across the battery...
Hey Chris, Thanks for the feedback on the jetting. I haven't opened the carbs I bought on eBay yet, but the slides look pretty clean. My VIN # is 2V6-001548. I was told the bike was originally bought from Campus Motors in Centereach, on Long Island NY. I don't have any pics yet, but its the...
I have a question regarding jetting. I'm in the process of rebuilding a 1979 XS400-2F with about 13,500 original miles. It sat in a garage from about 1984 until a couple of years ago when I got my hands on it. It still had a half tank of gas and the carbs needed a cleaning so I sent them to a...
I have a question regarding jetting. I'm in the process of rebuilding a 1979 XS400-2F with about 13,500 original miles. It sat in a garage from about 1984 until a couple of years ago when I got my hands on it. It still had a half tank of gas and the carbs needed a cleaning so I sent them to a...