"We've got a $10,000 sound system right here," says Christoper Runge as he points towards the section of his car that houses the engine. Who is Christopher Runge? He's the founder of Runge Cars, which ...

Someone decided that a flat-eight needs to be part of 21st-century motoring, and we’re here for it. Runge Cars unveils an all-new air-cooled 5.3L flat-eight engine, the Hetzer. Engine offers modern ...