Heres videos of todays testing in wet conditions.
It was very slippery, the rain was pooring down and my converted 501/201x struggled to get rear grip, so i had to take it very slow.
I really like the layout now and think i will leave it like this for a while.
http://www.youtube.com/watch?v=F1TCVKh60sc
http://www.youtube.com/watch?v=zSf24GzjF8w