Rare LS-7 Crate Engine Finally Fired Up After Sitting in a GM Crate for 44 Years A N.O.S. LS-7 454 big-block Chevy from 1979 runs for the first time at Westech Performance—read what happens!

Check out how to get a 500CI Chevy LS1 with this engine build tech article, only at Chevy High Performance Magazine.

Based on the LS small block engine family, GM's 6.2-liter L92 V8 was first used in the automaker's line of SUVs and trucks in 2007, including premium models such as the Cadillac Escalade and GMC Yukon ...

The LS7 and C5-R cylinder blocks from GM Performance Parts are both have a 427 ci displacement and are excellent starting points when building a high powered Chevrolet Corvette engine - Vette Magazine ...