No riding experience (in last 20 years at least)
2.5 months to train.
35 years old male.
In very good shape.
Best coaching in the world (literally)
Is willing to use PED's or whatever it takes

That is the basic profile of the person trying to do it. I have so many questions if ya'll don't mind me asking this is rather intriguing trying to figure out if it is possible, not really being familiar with biking such a long distance.

The terrain is about a 1100ft incline from start to finish, with some severe climbs/drops just past the half way point. LA to Vegas.