What type of fuel is provided in the T-6B refueling system?

The T-6B refueling system is designed to utilize JP-8 fuel, which is a type of jet fuel commonly used by military aircraft due to its wide availability and favorable characteristics for high-performance engines. JP-8 is a kerosene-based fuel with improved thermal stability and anti-corrosion properties, making it suitable for various operating conditions that military aircraft may encounter.

Using JP-8 in the T-6B helps ensure efficient engine performance and reliability during flight operations. The other fuel types mentioned, such as Avgas, Jet A, and 100LL, are primarily used in piston-engine aircraft and may not offer the necessary performance characteristics or compatibility for the T-6B’s turbo-prop engine and its associated systems. Thus, JP-8 is the correct choice for the T-6B refueling system.