These books are provided for the written exam administered by the FAA and designated Pilot Testing Centers.
A good understanding and familiarity of these materials is essential for passing the written test.
Testing Supplement for Flight Engineer is the supplemental book provided when taking the Flight Engineer written tests. Specific written tests are listed below:
Flight Engineer - Turbojet and Basic (FEX) Flight Engineer - Turboprop and Basic (FET) Flight Engineer - Reciprocating and Basic (FEN)
Flight Engineer - Turbojet and Basic (Added rating) (FEJ) Flight Engineer - Turboprop and Basic (Added rating) (FEP) Flight Engineer - Reciprocating and Basic (Added rating)(FER)