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    Pulling Bulb out of Headlight or LED Swap

    Anybody find a good LED swap on ebay? Also is it possible to remove the bulb? Looks like the bulb is built into the headlamp.
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    Jerking when Touch Throttle

    I've never owned a chain driven bike before so I'm not sure if this is normal or not, but when I'm cruising off the throttle then barely touch the throttle its like it jerks forward a bit not smooth. It's not jerky at all except from no throttle. At first I thought maybe the chain was loose, so...
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    opinions? sparkplug shows lean? or no?

    Cant tell, looks like it's good, maybe too soon to tell?
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    XS400SH heritage 4R4 9/80 1981

    Someone posted the following on the history thread; XS400SH heritage 4R4 9/80 1981 My 4R4 is not a heritage but an 81 special? Is this wrong? Or is it possible my decals were swapped / engine swapped??
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    what is a torque arm bolt?

    The chain tension guide says when adjusting the models that have drum brakes, one should also loosen the "torque arm bolt" is this the bolt that tightens the drum brake action?? Yes, I googled it and found nothing.
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    1981 Yamaha XS400 Special - What Oil Filter o-ring Do I Have? Thick or Thin?

    I would like to order an oil filter, but I do not know what O-Ring to order with it? 1981 Yamaha XS400 Special
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    1981 Yamaha XS400 Special - I Need Side Frame Cover Rubber Bushings WTB

    Anybody have the rubber bushings that hold the side plate frame cover on the bike? Cannot find them on eBay. I need all three. Anyway to custom fab?
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    1981 Yamaha XS400 Special - Intermittent Spark on Left Cyl at Low RPM

    First off thank you for clicking on my post to see if you can help, I really appreciate it. REALLY. So, the bike has a misfire on the left cylinder when rpms are between 1k to 2k. I have ruled out the following; Spark Plugs, Ignition Coils, Sparkplug Boots. What would you check next in...
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