In use for ejection seat trials. Date and location are not 100% certain. Photo by Cor van Gent

Photographer: Svatopluk Hrncirik. K25 slide scan. Built 1960 as Il-18V DM-STC for Deutsche Lufthansa der DDR. Retired as Interflug DDR-STC 29 July 1987. Delivered to VZLU 30 November 1987 and converted to Il-18LL. Used for flight testing Walter M-602 engine (intended for L-610) at #2 position. Active until around 1994, scrapped at Kbely January 1996.

Photographer: Svatopluk Hrncirik. K25 slide scan. Delivered 1974 as OK-EEA to CSA. VZLU 1980, reregistered OK-020 1982. Rebuilt 1984 as testbed for Walter M-610 engine, last flight 1992 to Kbely for storage. Moved to Bubovice 2002 for use as instrument ground test bed, further moved to Louny 2012 as boardroom for SEKO Aerospace.

K25 slide scan. Prototype L-410UVP. First flight 1 November 1976 as OK-166. Transferred to VZLU June 1977 as OK-030. By 1990 preserved at Kunovice Museum with official registration fading away.

K25 slide scan. Delivered May 1973, displayed at Aero Salon Le Bourget 1975, last flight July 1996.

K25 slide scan. Bulit 1960 as Il-18V DM-STC for Deutsche Lufthansa der DDR. Retired as Interflug DDR-STC 29 July 1987. Delivered to VZLU 30 November 1987 and converted to Il-18LL. Used for flight testing Walter M-602 engine (intended for L-610) at #2 position. Active until around 1994, scrapped at Kbely January 1996.

K25 slide scan. Bulit 1960 as Il-18V DM-STC for Deutsche Lufthansa der DDR. Retired as Interflug DDR-STC 29 July 1987. Delivered to VZLU 30 November 1987 and converted to Il-18LL. Used for flight testing Walter M-602 engine (intended for L-610) at #2 position. Active until around 1994, scrapped at Kbely January 1996.

Engine testbed

Even though the registration reads OK-10, I still assume this is the same aircraft as OK-010.