The Napier is a complicated ... Power is developing opposed piston engines in San Diego, Calif. Ten years ago, Toyota showed off a free piston engine that was to be used as a range extender in a ...

appearing courtesy of the Deltic Preservation Society Ltd, was built in 1961 and is known for its speed, power, and distinctive twin-Napier engines. Class 50 No 50021 Rodney, appearing courtesy of ...