The LS series of small-block V8s from General Motors are among the most iconic engines ever released, and one of the most interesting is the LS4. GM’s LS4 displaces 5.3-liter and is unique in that it ...

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, ...

Swapping an LS engine into a car is popular among folks inclined to do such things. It's a great way to gain the horsepower potential and reliability that makes the General Motors LS engines so ...

General Motors began developing the first LS series V8 engine in 1993 before unleashing it under the hood of the 1997 Corvette, the fifth of that model's eight generations. GM began updating the LS ...

Many American carmakers are known for their engines. You have engines like the Ford Power Stroke, the Cummins diesel from Cummins, and General Motors' Duramax, all of which have made a name for ...