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 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 L8B is a powertrain system produced by General Motors for use in pickup trucks and SUVs. The system is based around the 5.3L L83 engine and two components: The 5.3L L83 V-8 engine is mated to a ...

General Motors introduced the 5.3-liter Vortec V8 back in 1999 and kept it in production for 15 years. Over that time, it became one of the most popular small-block engines in GM's lineup, offering ...

Among the advantages of these engines are factory aluminum heads, lightweight composite intakes and in some cases aluminum blocks. Many, such as the 5.3L (RPO LM7) have a cast-iron block with aluminum ...

In general, the General Motors Vortec 5.3-liter V8 is a powerful, dependable engine. If you're not familiar with General Motors' Vortec engines, they are a family of small-block V8s that GM put into ...

Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest performance cars, but GM read the tea leaves and knew that this platform would not be able to get them where they would ...

The Chevrolet trucks and SUVs offer shoppers four V8 engine options this year, even as competitors ditch V8 engines altogether. Chevrolet has a lot invested in the V8 engine, and continues to advance ...

With the launch of Chevy's small-block V8 in 1955, General Motors introduced an engine family that would make its way into millions of vehicles across the world. It was especially known as a mainstay ...