"How can it it be that I hated 2 strokes for 30+ years and now am a total convert"
ditto. i love the grunt of the 4t but the light weight of the 2t is fanfriggintastic been out on my new one today and have now decided my 450 is up for sale. its only done 30.1 hours its great for the lanes but not so great for the track or enduro.