Type certificate E1SO
Held today by Continental Aerospace Technologies, INC., earlier by Continental\Teledyne Continental Motors. It covers 1 model; about 2 aircraft on the U.S. register are built to it. Last revised May 4, 2020 (revision 2). 4 FAA orders name its designs, and 6 approved modifications build on it.
Models under this certificate 1
6-320-B
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 4 · newest first
2012-02-242012-03-06 · Fuel servo diaphragm · engine
1991-09-2991-19-03 · Oil Filter · engine
1979-03-1279-05-09 · Oil Pump Assembly Or Oil Pressure Relief Valve Screw And/Or Plunger · engine
1974-10-2874-22-04 · Crankcase · engine
Approved modifications 6 · 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/E1SO.json.