Charles Collivier has modified four CEA aircraft resulting in performance improvements. The CO 01 was a modified four seat CEA DR.250 powered by a 150hp (111kW) Lycoming O-320 and featuring a retractable undercarriage. It was first flown in 1989. The CO-02 of 1992 was a modified CEA DR.221, also with a retractable undercarriage, powered by a 180hp (134kW) Lycoming O-360. The CO 03 was a modified CEA DR.300 series and the CO 04 of 1998 was also a modified CEA type powered by a 105hp (78kW) Lycoming. All four aircraft remain airworthy.

F-PLCD                       c/n 01                          France

3 seat light aircraft first flown in 1995

Engine: 160hp(119kW) Lycoming O-320                                                                                          Length: 20’8"(6.3m)                                                                                               Height: 7’3"(2.2m)Wingspan: 28’7"(8.71m)                                                                                                    No.built: 1 Range: 748miles(1200km)                                                               Cruising speed: 142mph(228kmh) Empty weight: 1250lb(567kg)                                                Maximum take-off weight: 2300lb(1044kg)

The CO 04 is illustrated below.