Words: Nick Pigott As the most powerful single-engine diesel locomotive in the world at the time, Kestrel promised a motive power revolution… but it turned out to be ‘too good for its own good’! Shunned by BR despite its 125mph speed potential, it vanished behind the Iron Curtain where it became the

By Nick Pigott As the most powerful single-engine diesel locomotive in the world at the time, Kestrel promised a motive power revolution… but it turned out to be ‘too good for its own good’! Shunned by BR despite its 125mph speed potential, it vanished behind the Iron Curtain where it became