Word of a DOHC LS conversion was spreading all over the 2014 SEMA show. Even in the booth next to Mercury's proprietary DOHC V8 with big-block proportions, the 4-valve LS heads were drawing a crowd.

More than 20 years after the first Gen III LS1 V8 rolled off the assembly line for the 1997 Corvette, it seems there are LS cylinder heads everywhere, and even more stories that have tested and ...

Many classic four-cylinder cars have so little performance potential that owners give up and swap their engines out for V8s. They may soon have an appropriate four-banger performance option, though, ...

Unlike its predecessor, the fifth generation Lexus LS cannot be had with a V8 engine, but not all is lost, as the eight-banger is rumored to return for the 2021 or 2022 model year, with the facelifted ...

Standard equipment includes the features that come with this vehicle. Select Your Options Choose options to include in this vehicle value. For the most accurate pricing and values on new or used ...

Standard equipment includes the features that come with this vehicle. Select Your Options Choose options to include in this vehicle value. For the most accurate pricing and values on new or used ...