Type certificate E19EA
Held today by Lycoming Engines, earlier by Textron Lycoming, Avco Corporation. It covers 6 models; about 38 aircraft on the U.S. register are built to the designs it names. Last revised November 4, 2010 (revision 5). 18 FAA orders name its designs, and 16 approved modifications build on it.
Models under this certificate 6
TIGO-541-C1A, TIGO-541-G1AD, TIGO-541-D1B, TIGO-541-E1A, TIGO-541-B1A, TIGO-541-D1A
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 18 · newest first
2026-04-082026-04-11 · Engine (Reciprocating) · engine
2024-12-052024-21-02 · Engine (Reciprocating) · engine
2022-08-152022-16-03 · Engine (RECIPROCATING) · engine
2012-02-242012-03-06 · Fuel servo diaphragm · engine
2011-08-162011-15-10 · Fuel servos · engine
2011-07-132011-13-03 · Turbocharger Turbine · engine
2004-06-252004-10-14 · Crankshaft gear · engine
2003-08-142003-14-03 · Rotary fuel pumps · engine
Approved modifications 16 · 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/E19EA.json.