suspension upgrade

[nizmainiac]

hopefully this weekend i'll be putting my jamex sportsline kit on my car , it lowers it by 40mm, what i was wondering was how much do i cut the bump stops down by, i don't know if this is a stupid question or not, thanks in advance

[632 Regal]

http://www.bimmer.info/forum/showthread.php?t=21412&highlight=bumpstops

[nizmainiac]

thats great , thankyou jeff