I'm a CMU grad working part-time at Newport and I actually stumbled on this sheet detailing the new IS-F. I brought it here, for you br/o/s
NOTE: Don't ask about the fucking Supra; Toyota USA has little to now work on the FT-1 outside of Marketing.
Here goes nothing:
Lexus IS-F (XE20)
Engine: 2GR-FSE, 3.5L
Power: 500 HP (372.85 KW), 429 LB-FT
Fuel Injection: Direct + Port Fuel Injection (D-4S Twin Injection)
Weight: 3,615 LBS
Weight Distribution: 55-45 (Front-Rear)
Engine Specifications:
High Lift Camshafts with Variable Valve Timing (VVT-i); activation >5,000 RPM
4 Valves Per Cylinder with Narrower Angling
Twin-Turbocharging with Front Mount Inter-cooling System
Lightened Flywheel (2 LBS lighter)
Aluminum Block and Heads
Drivetrain:
Four-Wheel Brembo Brake System; Slotted, Carbon Fiber Disk Brakes with Strengthened Brake Calipers
Braking Distance:
60-0 MPH: 120.5 FT
100-0 MPH: 301.1 FT
Front and Rear Anti-Roll Bars
Increased Chassis Reinforcement via Conspicuous Roll Bars tucked within Dashboard
Lighter Weight resultant of Removal of:
Spare Wheel, Tool Kit, Some Interior Trim
Monotube Gas-Filled Shock Absorbers and Ball-Jointed Stabilizer Bars
Vertical G-System
Torque Vectoring Center Differential; 35-65 Torque Split (Front-Rear)
Front and Rear Coil-Spring Independent Suspension
AA80E Eight-Speed Automatic Transmission (Aisin AW)
19x9-inch Front and 19x10-inch Rear Wheels, 255/35R19 Front and 275/35R19 Rear
Performance Statistics:
0-60 MPH: 3.651S
0-100 MPH: 8.694S
Top Speed: 191.7 MPH
That was all I could find.