Split up you two, three or how ever many there are there.
Stop sticking each other, (Drewpy I have missed your one line comments)
So know that everyone knows each other, lets get back to what we are here for.
You stop saying no one is helping, You stop stirring up the
is off, now go back into your perspective corners, and come out with pics of your head off, and the back of the spark plug being twisted out, you over there, say your sorry, and there will be no more of that! We can get along.
I know my advise isn't always good, but you can all ways search for something better. Never be satisfied with one answer. If you care to do it right, double check the Manual. and another source. Get a second opinion. if you can not find something, help us, make a vid, and describe it. (or pic) create a new thread for Solution: repaired head with stuck plug or something that seems appropriate. Like others have repeated, sometimes we all have a life, and cannot just jump to the keyboard. sometimes it will take a day or two for one of us to get to your question.. While your waiting, Hit the resources, google, to youtube, and the the Tech section. Outside of our XS400.com, is about 5 or so forums like this, Maxim, (which is a newer xs400 ... You got all the major hitters on this thread, except for Willem, (hi Willem) when he gets here.