Stock engines are all well and good, but they aren't the only way to power a vehicle. There are plenty of third-party options out there for those who care to install them. Your current engine could be ...

Westech Performance dyno tests a 383-inch stroker budget small-block pump-gas engine topped with three two-barrel Rochester carbs on a custom tunnel ram and makes over 400 hp!

This Mad Adder series started way back with a 540-inch big-block offered by BluePrint Engines. After running all manner of power-adders on the dedicated BBC stroker, we affectionately dubbed the crate ...