Bravo to the OP. It takes some courage to think "outside the box" at a personal level. To analyze a problem and think of a solution (and that works) is always a good thing.

http://sprinterdellacasa.blogspot.co...ive-thing.html

+1 on the "you need to be reasonably fit" statement by KoYak. When I was much heavier I rode with a much higher bar set up. I also watched a "much heavier" rider in a race a while back:
http://sprinterdellacasa.blogspot.co...-mr-belly.html