Reciprocating engine
A type of heat engine that changes the reciprocating (back-and-forth) motion of pistons inside the cylinders into rotary motion of a crank-shaft.
Aviation Maintenance Technician Handbook — Powerplant, p. G-23
Taught in PP-A Quick reference, PP-J Quick reference, PP-L Quick reference, PP-H Quick reference, PP-A Procedures, PP-F Quick reference and 1 more.