7S-005-004 0F Sentinel 4wVB No.7160 in LMS Livery JAN The Southern Region West Country

The Southern Region West Country and Battle of Britain classes with their 4-6-2 wheel arrangement were also known as Light Pacifics or informally as Spam Cans due to their unorthodox appearance

CLASS Composite

initially being known as "Rooters" by their south London crews

Four pieces of track make up one-third (120 degrees) of a 36” diameter circle

7S-005-004 0F Sentinel 4wVB No.7160 in LMS Livery JAN The Southern Region West CountryThe 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