7S-005-004D 0F Sentinel 4wVB No.7160 in LMS Livery - DCC Fitted Large-Wagon North Yorkshire Moors

North Yorkshire Moors

Many Y1s and Y3s were produced and continued to provide service until their phased withdrawal over the 1940s and 1950s

or on preserved railways such as the Severn Valley Railway

Half Curve 2nd Radius 438mm Arc 11

including:

7S-005-004D 0F Sentinel 4wVB No.7160 in LMS Livery - DCC Fitted Large-Wagon North Yorkshire MoorsThe Y1 Y3 sentinel was based on the road going lorry, utilising a similar centrally mounted steam tube boiler and chain drive system to the wheels. Whilst not having the greatest turn of speed (approximately 36mph top speed) these small locos proved capable of pulling a constant draw weight and were considered ideal for shunting in yards and providing motive power along smaller branch lines. These quirky little locos were used by all of the big four