The Biggest Differences Between The 5.3 And 6.2 GM Engines

The 5.3 GM engine has a few iron variants and cathedral ports while all 6.2 engine variants are aluminum with rectangular ...
CarBuzz on MSN

Vortec 5300 LM7 engine: Reliability, specs, and maintenance tips

The third generation small block started with the LS1, a 5.7-liter V8 powering Corvettes, Firebirds, and Pontiac GTOs. More ...
Hosted on MSN

GM 5.3-Liter Vortec Engine: How Much Horsepower And Torque Does It Produce?

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 ...
Jalopnik

Which GM 5.3 Vortec Years Have The Most Issues?

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 ...