Powerplant FAA A&P Practice Tests
The FAA Powerplant test covers engine theory and systems. AMT Guides practice tests cover subjects including reciprocating and turbine engines, engine inspection, instruments, fire protection, electrical systems, lubrication, ignition and starting, fuel metering, fuel systems, induction and airflow, cooling, exhaust and reversers, and propellers.
Questions can be filtered by reciprocating or turbine focus so practice matches the engines your program emphasizes.
Also see General and Airframe practice tests, or start free.