The term Vortec signals that a Chevy engine is using Vortex technology, which employs a circular motion within the cylinder ...

A teardown of a locked-up GM Vortec 350 reveals bent rods, destroyed bearings, a ventilated block, and why these workhorse engines go out with a bang.

Gilbert Smith is an automotive journalist with over five years of specialized research and writing experience. Before joining CarBuzz in 2024, he produced in-depth buyer’s guides and feature articles ...

Back in 1955, General Motors gave birth to one of America's most iconic engines, the Chevy small-block V8. Among these, the LS series, also known as the third and fourth generations of small block V8, ...

Chevy's small-block Vortec heads can be an engine builder's secret weapon, thanks to the improved flow and potential for ...

A motion GM filed to compel arbitration in an Ohio lawsuit over allegedly excessive oil consumption and defective piston rings in the Generation IV 5.3L Vortec V8 engine has been denied by the judge ...

General Motors introduced the LC9, a 5.3L V8 Vortec engine, in the tenth-generation, four-wheel-drive GMT900-based Chevrolet Suburban and GMC Yukon XL. The LC9 is a member of the Gen IV V8 GM small ...

A lawsuit against GM over alleged excessive consumption of oil by Generation IV 5.3L Vortec 5300 V8 engines used in a range of Chevy and GMC vehicles has been decertified as a class action suit by the ...

A GM 5.3L V8 Vortec oil consumption class-action lawsuit has been settled with lawyers cashing in with a big pay day. The lawsuit was filed 8 years ago according to CarComplaints.com and was settled ...