Terra Mostro builds bikes like these with 695 Monsters. this guy wanted a bit more power so he had them build this thing. I imagine he succeeded!
Stock specs on and SR4S:
Horsepower: 117.0 @ 9750 rpm
Torque: 68.2 lb.-ft. @ 7500 rpm
Corrected 1/4-mile: 10.71 sec. @ 126.57 mph 0-60 mph 3.12 sec.
Top-gear roll-on: 3.32 sec.
Only one in existence and it's for sale over on Adventure Rider for just shy of $20K. And probably worth it!