Quote Originally Posted by nocturnalVX
Or, maybe I'll get my Yamaha V-Max tested. I have heard that this bike is rated at @ 140hp (crank) and @ 90hp to the ground.

They both seem to lose @ 50hp along the way to putting the power to the ground. The VX weighs 3995 lbs. for a power to weight ratio of 18.5... the V-Max (at 624 lbs.) has one of "only" 4.5, but seems much faster than the VX somehow.
Those are weight to power ratios, not power to weight. So its no surprise that the v-max feels faster, its got 4x more hp per lb than the VX.