Check this SPI performance Renntech SLR Dyno
http://www.youtube.com/watch?v=7J2dTagYVMs&feature=channel_page
Horsepower 600.12 at wheels and 722 HP at Crank
Torque 600.35 at wheels
Performance
0-10 0.3
0-20 1.0
0-30 1.5
0-40 2.0
0-50 2.6
0-60 3.2 (3.16)
0-70 3.8
0-80 4.7
0-90 5.6
0-100 6.5 (6.48)
0-110 7.5
0-120 8.7
0-130 10.2
Accel Distance results
Distance() Time(s) @Speed(mph)
0-60' 01.9 38.1
0-330' 04.9 82.6
0-660' 07.2 107.6
0-1320' 10.9 134.5
60-130mph 6.6 seconds (6.65, 2% decline)
temp being 37 degrees outside