Well seeing that topic and the fact that you were in the progress of making a Genesis, would be able to convert these Superliners that were released last month too? It's located (all of it is) on the train-sim.com File Library.
EDIT: I found info on the AEM7, Acela Express, P40/P42
AEM7 Specifications
Delivered: 1980 (Rebuilt 1999 with AC traction, new livery, improved propulsion, enriched torque)
Weight: 101 tons
Length: 51 ft (15.5 m)
Power: 7000 hp (5.2 MW)
Top Speed: 125 mph (201 km/h) Metroliner,
110 mph (177 km/h) Acela Regional, NortheastDirect,
90 mph (145 km/h) long-distance trains
Acela Express Specifications
Build Dates: 1998-2001
Territory: Amtrak's Northeast Corridor, Washington, DC - Boston, MA
Top Speed: 150 mph (240 km/h)
Supply Voltages: 25kV 60Hz AC, 12kV 60Hz AC, 12kV 25Hz AC.
Traction:8 3-phase AC asynchronous motors, total power 9200 kW (12300 hp)
Length and Weight: 663 ft (202 m) / 624 tons (566 tonnes)
Configuration: 1 power car + 6 cars + 1 power car, 304 seats (260 Business, 44 First)
Performance Metrics: 16.3 kW/tonne / 1.9 tonnes/seat / 30.3 kW/seat
Trainset starting tractive effort: 225 kN (50000 lbs)
Maximum rated speed: 265 km/h (165 mph)
Minimum curve radius:: 76 m (250')
Power / Weight: 16.3 kW/tonne (compare to TGV Duplex, 23 kW/tonne)
Power / Seat: 30.3 kW/seat (compare to TGV Duplex, 16.2 kW/seat)
Weight / Seat: 1.9 tonne/seat (compare to TGV Duplex, 0.7 tonne/seat)
Power car length: 21.22 m (69' 7")
Power car width: 3.18 m (10' 5")
Power car wheel diameter: 1.02 m (40")
Power car weight: 92700 kg (204000 lbs)
Passenger car length: 26.65 m (87' 5")
Passenger car width: 3.16 m (10' 4")
Passenger car wheel diameter: 0.91 m (36")
Maximum passenger car tilt: 6.5 degrees
Intermediate Business car weight: 63100 kg (139000 lbs)
End car (Business and First) weight: 64600 kg (142000 lbs)
Bistro car weight: 62100 kg (137000 lbs)
P40/P42 Specs
In Service: P40 1993, P42 1999
Top Speed: 110mph
Weight: 115.4 tonnes (254,000 lbs)
General Electric DC-traction Bo-Bo 4,200hp Diesel