Delivered in batches of two, the original Class 168’s resembled Network SouthEast’s Class 165 and 166 Thames Turbo units, while later batches were based largely off the Class 170 Turbostars. Together these units form the backbone of the Chiltern Mainline operation out of London Marylebone.
Departing Warwick with a service from Birmingham Snow Hill to London Marylebone is Chiltern Railways Class 168, 168002.
Working the 1H37 from Birmingham Snow Hill to London Marylebone is Chiltern Railways Class 168, 168321.
Departing Birmingham Moor Street with the 1H43 to London Marylebone is Chiltern Railways Class 168, 168106.
Approaching Warwick with a service from London Marylebone to Birmingham Snow Hill is Chiltern Railways Class 168, 168106.
Appearing from the Snow Hill tunnel with a terminating service from London Marylebone is Chiltern Railways Class 168, 168005.