While you do need a lot of tools to prep for an engine swap, it'll still be the most cost-effective option. Read the original article on SlashGear ...

The 1,025-horsepower engine is essentially a modified Hellcat engine ... which were all extra cost options. Packing 630 horsepower, the output pales in significance next to the Hellcat and ...

But with the arrival of the Hellcat engine in the Dodge Charger and Challenger, the Viper has fallen behind in the bragging rights department: where the new supercharged V8 produces 707 horsepower ...