will let sam decide if this is hipo or not... sounds iffy
just for starters, when people jack the back of a road race bike for quicker steering, they can easily tilt the whole bike motor included by a good 4-5 degrees.
More? oil pick up point can be modified, moved and the sump deepened with a spacer, etc, not a problem if you are hard core hipo

will surely look odd, but hipo's can take it