I'm actually building up my DHR and playing with spacing issues of the BB and chain-guide. So far I haven't had much luck with the recommended drive side BB spacing Shimano recommends (2 x 2.5mm). I'm going to play with it some more tonight and I'll let you know how it works out.
Originally Posted by Leethal
With a Shimano m815-1 Saint crankset, one spacer on each side of the BB shell worked.