aircraft instrument

I purchased some years ago from an auction, an old Luftwaffe's engine generator. Does anyone know which kind of engine is coming from, or maybe which type of aircraft? Thanks in advance!

T.O. F8-5-4-1, Directional Gyro Indicator instrument manual 1946, is shared there for free for no profit. Please download the following pdf attachment:

A fellow warbird enthusiast shared with me a very helpful reference document that links RAF/RAAF WWII-era aircraft instruments to the aircraft which used them. I've been searching for a document like this for years, and finally found it. The document is RAAF 346 Types and Locations of...