SUBPART E—Powerplant (§27.901 to §27.1195)
- 27.901—Installation.
- 27.903—Engines.
- 27.907—Engine vibration.
- 27.917—Design.
- 27.921—Rotor brake.
- 27.923—Rotor drive system and control mechanism tests.
- 27.927—Additional tests.
- 27.931—Shafting critical speed.
- 27.935—Shafting joints.
- 27.939—Turbine engine operating characteristics.
- 27.951—General.
- 27.952—Fuel system crash resistance.
- 27.953—Fuel system independence.
- 27.954—Fuel system lightning protection.
- 27.955—Fuel flow.
- 27.959—Unusable fuel supply.
- 27.961—Fuel system hot weather operation.
- 27.963—Fuel tanks: general.
- 27.965—Fuel tank tests.
- 27.967—Fuel tank installation.
- 27.969—Fuel tank expansion space.
- 27.971—Fuel tank sump.
- 27.973—Fuel tank filler connection.
- 27.975—Fuel tank vents.
- 27.977—Fuel tank outlet.
- 27.991—Fuel pumps.
- 27.993—Fuel system lines and fittings.
- 27.995—Fuel valves.
- 27.997—Fuel strainer or filter.
- 27.999—Fuel system drains.
- 27.1011—Engines: General.
- 27.1013—Oil tanks.
- 27.1015—Oil tank tests.
- 27.1017—Oil lines and fittings.
- 27.1019—Oil strainer or filter.
- 27.1021—Oil system drains.
- 27.1027—Transmissions and gearboxes: General.
- 27.1041—General.
- 27.1043—Cooling tests.
- 27.1045—Cooling test procedures.
- 27.1091—Air induction.
- 27.1093—Induction system icing protection.
- 27.1121—General.
- 27.1123—Exhaust piping.
- 27.1141—Powerplant controls: general.
- 27.1143—Engine controls.
- 27.1145—Ignition switches.
- 27.1147—Mixture controls.
- 27.1151—Rotor brake controls.
- 27.1163—Powerplant accessories.
- 27.1183—Lines, fittings, and components.
- 27.1185—Flammable fluids.
- 27.1187—Ventilation and drainage.
- 27.1189—Shutoff means.
- 27.1191—Firewalls.
- 27.1193—Cowling and engine compartment covering.
- 27.1194—Other surfaces.
- 27.1195—Fire detector systems.