Type certificate E-275
Held today by Lycoming Engines, earlier by Textron Lycoming, Avco Corporation. It covers 33 models; about 273 aircraft on the U.S. register are built to the designs it names. Last revised June 23, 2010 (revision 11). 24 FAA orders name its designs, and 30 approved modifications build on it.
Models under this certificate 33
GO-480-F3A6, IGO-480-A1B6, GO-480-C1B6, GO-480-G1J6, GO-480-C2C6, GO-480-F1A6, GO-480-G2F6, GO-480-B1C, GO-480-C3A6, GO-480-B1D, GO-480-C2E6, GO-480-F3B6, GO-480-G1H6, GO-480, GO-480-F6, GO-480-C2D6, IGO-480-A1A6, GO-480-E1A6, GO-480-F2A6, GO-480-B1B, GO-480-D1A, GO-480-G1A6, GO-480-B1A6, GO-480-F2D6, GO-480-B, GO-480-G1B6, GO-480-F4A6, GO-480-B1, GO-480-G2D6, GO-480-C1D6, GO-480-A1A, GO-480-F4B6, GO-480-G1D6
Engine series
The data sheet on the FAA's site: the approved engines and propellers, weights, speeds and limits for each model.
FAA orders on these designs 24 · newest first
Approved modifications 30 · companies holding the most
Source: FAA type certificate data sheets (Dynamic Regulatory System); register counts from the FAA register of October 5, 2026. Connections as data: /graph/certificate/E-275.json.