Popular Articles

  1. SB-21 Piper J-3C Engine Mounting Bolt Failures

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-3
    Failure of the bolts which attach the Continental A50 engine to the engine mount.

  2. SM-47 Piper PA-12 Specifications and Performance

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper PA-12
    General specifications of the Piper PA-12 Super Cruiser.

  3. Ercoupe Tech Note on Elevators

    Last Updated: 10/08/2021 in Technical Information Ercoupe
    The 415 Series Ercoupe used three different elevators over the course of its production. The type and size of trim tab used on your airplane will depend on a number of factors.

  4. Report 939 Conversion of Piper PA-18A

    Last Updated: 10/14/2021 in Technical Information Piper Piper PA-18
    Conversion instructions for changing Piper PA-18A “150” airplane from Normal and Utility Category (Standard Airworthiness Certificate) to Restricted Category (Restricted Airworthiness Certificate).

  5. AD 47-50-02 Inspection of Rear Fuselage Bulkhead

    Last Updated: 09/08/2021 in Airworthiness Directives Cessna 120, 140 and 170 Series
    Inspection of the lower right-hand corner of the cutout in the fuselage rear bulkhead for cracks.

  6. AD 72-18-03 Corrosion of Rudder and Elevator Cables

    Last Updated: 09/08/2021 in Airworthiness Directives Aeronca, Champion, Citabria, Bellanca
    How to detect battery acid corrosion of elevator and rudder control cables and corrosion of other airframe components in the battery area.

  7. SB Luscombe Carburetor Heat and Fuel Valve Issues

    Last Updated: 12/15/2021 in Service Bulletins, Letters and Memos Luscombe
    Information on stack exhaust systems on the older Model 8 airplanes supplying marginal carburetor heat under severe or unusual atmospheric conditions. Information on Harding fuel selector valves presenting some operational and service difficulties.

  8. SM-43 Piper J4E-75 Specifications and Performance

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-4
    General specifications for Piper Cub Coupe J4E-75 (commercial models).

  9. SM-44 Piper J-5A/B Specifications and Performance

    Last Updated: 12/14/2021 in Service Bulletins, Letters and Memos Piper J-2 thru PA-25 Piper J-5
    General specifications for Piper Cub Cruiser J5A-75 and J5B-75 (commercial models).

  10. Piper PA-12 Attach Hardware Lists

    Last Updated: 10/14/2021 in Technical Information Piper Piper PA-12
    Download PDF lists of various Attach Hardware Lists (Gear, Jury Strut, Lift Strut, and Wing) for Piper PA-12.
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