We here at Livernois Motorsports don't just offer tuners, we also offer a full line of built engine products for your 5.0l or 4.6l. Our Powerstorm line of engine products are offered in 3 different series, Street, Pro, and Race. The differentiation being the following: Street: Slight upgrade over factory, meant to increase performance for a mildly modded vehicle while still maintaining factory drivability. Pro: High Performance upgrade including billet products, sleeving and expert CNC work on all aspects of the product. Capable of handling up to 800-1000hp in most cases. Can still be used in daily applications!!! Race: Ultra High Performance variants on our products going above and beyond what Pro Series has to offer, with additional modifications the Race series block can handle up to 1400hp!!! Most blocks can be done in either 11.5:1 compression ratio or 10:1 for poweradder applications. We also offer our Piston/Rod combo's as well. We also offer corresponding cylinder head sets to go with these shortblocks that can be assembled into a long block package.