Engine technology and layout can be complicated, but the configuration of cylinders in engines plays a huge part in a car’s performance. The fantastic middle ground of engine cylinders is those with ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

While Porsche 911s typically rely on turbocharging for increased performance from their engines, Theon Design headed down a different route for its latest 911 restomod. The British company this week ...

The Twin Cat was a late 1970s/early '80s supplemental type certificate (STC) modification for the Grumman Super Ag Cat, replacing its single radial engine with two Lycoming flat-6 engines to offer ...