What type of engine is used in the Pumper 2 and Pumper 6?

The correct answer is based on the specifications of the engines utilized in Pumper 2 and Pumper 6. These fire engines are equipped with a 515 HP Detroit Diesel S60 engine, which is a well-known and reliable power source in the fire service. The Detroit Diesel engines are recognized for their durability, performance, and fuel efficiency, making them an ideal choice for fire apparatus that require both power and reliability under demanding conditions.

In the context of fire service operations, having a robust engine allows for efficient pumping capacity and the capability to handle various rescue and firefighting tasks. The S60 engine, with its substantial horsepower, is particularly suited for the heavy demands of a pumper, ensuring that it can deliver adequate water supply and perform effectively in emergency scenarios.

The other options listed represent either incorrect horsepower ratings or alternative engine brands that do not match the specifications of Pumper 2 and Pumper 6. This distinction is critical for students to understand as it emphasizes the importance of knowing the equipment being utilized in the field.