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This handbook FAA-H-8083-32B is current in 2025.
The FAA
Aviation Maintenance Technician Handbook—Powerplant
is designed for use by instructors and applicants preparing for the FAA Knowledge Exam and Oral & Practical (O&P) Exams required to obtain an Aviation Mechanic Certificate with Airframe and/or Powerplant Ratings (also called an A&P license). Developed as one in a series of handbooks for this purpose, this is an effective text for both students and instructors and will also serve as an invaluable reference guide for current technicians who wish to improve their knowledge.
The powerplant handbook provides basic information on principles, fundamentals, and technical procedures in the subject matter areas relating to the aircraft powerplant. Subjects covered include: aircraft engines, engine fuel and fuel metering systems, induction and exhaust systems, engine ignition and electrical systems, engine starting systems, lubrication and cooling systems, propellers, engine removal and replacement, engine fire protection systems, engine maintenance and operation, and light-sport aircraft engines.
Reflecting current technologies, equipment and procedures, the 2023 edition provides the guidance to support the FAA Aviation Mechanic
Airman Certification Standards
(ACS) and 14 CFR Part 147 Aviation Maintenance Technician Schools. Illustrated throughout with detailed, full-color drawings and photographs, the handbook also offers a comprehensive glossary and index.