Some of the most widely used oils in aircraft engines, Straight Aviation Grade 100 oils for normal operation are designed to provide maximum lubrication and protection in airplane and other types of aircraft engines. Some of these engine types are opposed piston aircraft engines, four-stroke cycle certificated aircraft reciprocating piston engines (including fuel-injected and turbocharged), and Lycoming and Continental flat aviation engines.
These oils meet or exceed the performance standards and requirements of the following:
For Phillips 66 Type A Aviation Oil 100AD:
Avco Lycoming Material Specification No. 301G, Pratt & Whitney Service Bulletin No. 1183 Rev. U, SAE Standard J1899, Teledyne Continental Material Specification MHS-24B, U.S. Military Specification MIL-L-22851D (obsolete) for additive treatment.
QPL Approval Numbers: D07L1-50 (Type A 100AD).
For Aeroshell Oil W100:
Teledyne Continental MHS No. 24B, Lycoming No. 301-F, former MIL-L-22851D, SAE J-1899, Pratt and Whitney Service Bulletin No. 1183-S, Curtiss-Wright, Franklin Engine Company.