Just read a UK magazine called Bike December issue and they have done a first ride on the Roadster. A first ride is a short road test, a couple of interesting points.
Their saying that the extra power comes from moving the catalytic converters from the exhust collector box to the end cans, this also makes room for the ABS control unit, revised gearbox, uprated clutch and shaft drive. Also the power is still restricted in the first three gears. He also said the bike was oddly more responsive in fourth gear than it is in third.
Ray