Jasper Engines & Transmissions releases General Motors (GM) Gen IV 5.3L Class 1 engine, with an available DOD/AFM Deleted option. This unit cannot be currently sold in California. The engine is ...

In an effort to help meet more restrictive emissions standards, GM launched a technology in 2005 that deactivates engine cylinders during undemanding driving scenarios. Known by both Displacement on ...

Currently, the 2021 Chevy Silverado 1500 and 2021 GMC Sierra 1500 offer six different powerplants. However, looking ahead to the 2022 model year, two of those powerplants will be dropped. As a ...

If you are looking for a LS-series engine to build, the Vortec-series 5.3L is arguably the best choice for the dollar. The 5.3L debuted in 1999 as the base engine for the Silverado and Sierra truck ...