383-inch LS built from 5.3L Vortec blocks makes over 540 hp on the Westech Dyno 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 ...

The difference between a stroker engine and a regular engine lies primarily in the choice of crankshaft. In the case of the 383-cubic inch stroker, engine builders would modify crankshafts ...

Read more: 10 Iconic Movie Cars That Weren't Even Real There's no question that increased displacement is one of the most ...