fantastic reading. i own a crf450x and come close to the maintainance schedule you mention for the most part anyway. I laugh at my mates on there 4t's when they wont start anymore on the side of a very steep hillclimb in the middle of nowhere, and they say i do to much maintainance when they never do any, but you right with the 2t's every now and again and maybe a new plug with mine every so often, not bad at all, and so much more fun to ride , the 2t
