Meet the Birotary, a crazy new and complicated engine that has three cylinders arranged like a star, a rotating block, a ...

Modern internal combustion engines are under a lot of stress during normal operation. In particular, there's a lot of tension between the cylinder head and the engine block, especially in diesel ...

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

Flow. For an engine, it's the key to getting maximum possible output from your internal combustion horsepower-maker. Without it, your engine, whether it be a small- or big-block, is nothing more than ...

When you find yourself in need of a new engine for your vehicle, you'll likely end up buying a remanufactured engine instead of rebuilding it or having it rebuilt. That decision depends on the type of ...