The Richie Rails F7 is a Train Sim World diesel locomotive that can be featured in holiday trains, such as in the game Train Sim World 3: The Holiday Express:

• Definition – The F7 is a locomotive with a 16-cylinder, 567B series diesel engine that produces 1,500 horsepower. It has a direct current generator that powers four traction motors. 
• Holiday trains – In the game Train Sim World 3: The Holiday Express, the F7 is a simple DC model gauge streamliner that can be used to haul treats and goodies along a festive route. In a holiday freight train, a powered F7 diesel with a working headlight can lead the train. 

The F7 locomotive has units with and without operating cabs. Units with cabs are called “A” units, and units without cabs are called “B” or Booster units. The number of units used in a combination depends on the operating requirements and horsepower – Exordium Gaming Chicago

Manufacturer of Richie Rails F7

Richie Rails