I would be concerned about the angle of dangle for those hoses as Bunny says watch out for chafing on the cowl. You may well have to move the tank back a smidge to ensure the hoses flow neatly and don't chafe negating any gain in space.
Bruce 1964 4/4 Series V Comp (Megan) 1994 +8 (Maurice) 2013 M3W (Olga)