Dodge Vipers from 1997-2002 come with 450 horse power courtesy of www.TheViperStore.com
600
1000hp
415
450hp@5200 rpm
Depends on what the year and application (truck, Viper)
600 horsepower, 560 lb-ft of torque for the 8.4L V-10
500
The 1999 Ford mustang was rated at 190 horsepower for the 3.8 liter engine and 260 horsepower for the 4.6 liter engine
SRT 10 Truck? From factory it list with 500HP actual RWHP right at 425HP I have a 2004 SRT 10 Viper Truck
200 horsepower from the factory
260hp
200hp