So far away, who cares? Your not gonna get any juicy details until well after the car debuts anyhow? Look at the F10 M5. They are still holding back some of the engine specs. Why not just live in the now and enjoy your high revving NA V8?
Current - '11 e92 M3 SG/FR ZCP|ZCV|ZP2|2MK|494|415|6NR|752