Stepney the "Bluebell" Engine
- This section is about D701. You may be looking for D7101.
The first diesel is painted in BR Brunswick green and cream and had a yellow face. He is based on a BR Class 31 Brush Type 2. 31120 is another member of this class. This diesel's number is D701 and its head code is "4F12".
The second diesel is painted maroon and is based on a BR Class 52 "Western". All diesels of this class were given two-word names, the first word being "Western" and thus the type became known as Westerns.
The first diesel
- Over two-hundred-sixty-three of this class was built from 1957 and 1962, twenty-six of these diesel engines survived into preservation.
- Ten more of these engines were in preservation but were scrapped from either accidents or to give spare parts to other engines.
- These diesels were given two nicknames, first being "Toffee Apples" because of the shape of their control lever and the second "Skinheads" because the first few engines didn't have the codebox on the front of the roof.
- His number is completely fictional as none of the Class 31s wore this number.
- His number is similar to Bear's former number, 7101.
The second diesel
- Over seventy-four was built between 1961 and 1964, seven of these diesel engines have survived into preservation.
- These engines where given the nickname "Westerns" because they commonly worked on the Western region of British Railways.
The last diesel
- Over two-hundred of this class was built from 1958 to 1962. Seven have been preserved.
- These engines were given the nickname "Whistlers" because of the strange whistling noise their engines made.
- His number is completely fictional as none of the Class 40s wore this number.
The first diesel is painted in BR black with yellow and black hazard stripes on the back of his cab and is based on a BR Class 08. Unlike most Class 08s featured in the Railway Series and Thomas & Friends, his/her face appeared to be descending from his/her cab, rather than his/her front end.
The second diesel is painted in BR Rail Blue with large yellow warning panels, and is based on a BR Class 28. BoCo and D5705 are also members of this class. He appears to be D5701, since that engine was the only Class 28 to be painted in Rail Blue during the class' existence.
The Third Diesel
Upon closer inspection of the main line going away from the signal box, a third diesel engine can be seen in the background. His/Her class is unknown.
The Fourth Diesel
The fourth diesel was from Barrow-in-Furness. He/she shouted a warning that Oliver was escaping. When Douglas was helping Oliver, Isabel and Toad escape from scrap, he/she witnessed the event. Douglas told the stowaways to take no notice of the diesel. This diesel was not seen in any illustrations, making it unknown what his/her basis was.
- In Thomas & Friends, the models of Diesel, BoCo, and Mavis were used to represent the diesels.
- In the My Thomas Story Library book Oliver the fourth diesel's role is filled by Class 40.
James and the Diesel Engines
Several diesels from British Railways have visited the Island of Sodor on several different occasions. Visiting diesels are known to be particularly haughty, as they feel superior to steam engines and often put the steam engines down.
Thomas and the Great Railway Show
The diesel is painted in BR black and is based on a BR Class 08. Over seventy members of this class survive today in preservation, while around 100 remain in service on the national rail network. They were in fact the most successful shunting engines in the world, with 996 of them built.