Originally posted by TheShow50h
If you think about this, it doesn't make sense on paper.
550hp flywheel hp in the Viper weighing at 3100lbs Vs. roughly 500hp Cobra weighing 3700lbs.
About 50 more hp and 600lb weight advantage for the Viper.
Your welcome. 
It is because it is a Ford, that is the only reason really.