Why it matters: Additive manufacturing allows rapid prototyping and production of unique LS engine parts without costly tooling, making high-performance customization more accessible. Material choices ...

The General Motors 5.7 LS1 engine was a naturally aspirated small-block V8 engine with two valves per cylinder and the traditional pushrod valve gear and two valves per cylinder, a layout that has ...

The most enduring engine in automotive history is about to change. The small-block Chevy is and will continue to be the most popular powerplant in the history of racing and high performance, but its ...