Watch as we start Dyno tuning our budget factory Chrysler 383 block. Click here to see the results or check out the June 2012 issue of Mopar Muscle Magazine ...

Building a 383 big-block for some dyno thrashing doesn't have to be hard. Click hear to learn more about how much power certain part swaps make - Mopar Muscle Magazine ...

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!

If you know a few pieces of information, you can turn a Vortech 5.3L block into an LS mill making way over 500 hp and out-displacing an LS3! To prove it we dyno one at Westech Performance.