To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

The Chevy 5.3 liter Gen III engine was installed in thousands of pickups and vans from 1999 through 2007. The majority of them were the RPO LM7 / VIN T engine with the cast iron block, but there were ...

The 5.3L Vortec engine has earned its place as Chevrolet’s longest-lasting pickup truck engine, powering popular models like the Silverado and demonstrating exceptional durability. Many of these ...

In part one of Torque Tech, we subjected our 5.3L test engine to a few much-needed bolt-on performance parts. Adding a set of GenX 205 heads and matching cam from Trick Flow Specialties along with a ...

While we often associate pickup trucks' towing and hauling capability with big V8 powerplants, those aren't always the best engine for the job. Manufacturers like GMC have been producing V8s for ...

The 5.3-liter V8 Ecotec3 might seem like the stepchild of the General Motors family, especially with the LS series of engines around, but it's a winner in its own right. This naturally aspirated ...

While the 5.3L LS4 V8 was the first car engine to feature Active Fuel Management (cylinder deactivation) technology, it was not Flex Fuel capable and did not have variable valve timing. As mentioned, ...

The Vortec 5.3L V8 LMG was an engine produced by General Motors for full-size SUVs. Displacing 5.3 liters in a V8 configuration, the LMG was part of the Vortec (Generation IV Small Block) engine ...