23 Prefects are in use under the UK Military Flying Training System Fixed Wing (UKMFTS) Aircraft Service Provision Contract, which is fulfilled by Affinity Training Services Ltd. 12 aircraft are provided in the package, with a mix of two or single pilot options.
Barkston Heath scenery from Keith Steadman and Stephen Legg is available from flightsim com. The FSX version will also work in both versions of P3D with a small tweak that I have provided. These are the aircraft:





The two Prefects operated by QuinetiQ (Empire Test Pilot's School) at Boscombe Down are also included with their special tail artwork:


The package is for FSX and P3D. The manual is written and I just need to assemble the zips and upload.
John