Clifford Development, the Kalamazoo, Mich., company that is retrofitting Citation II and S/II business jets with Williams International FJ44-3 engines, conducted the first flight of a re-engined ...

San Diego-based Schubach Aviation added a Cessna Citation II to its fleet, as it looks to expand its fleet and offer customers a mid-range jet with a cheaper price tag. (Schubach’s Cessna Citation II ...

A Cessna Citation II/SP business jet plunged into the Baltic Sea after the pilot reported pressurization issues, killing the pilot and three passengers. A Cessna Citation II/SP overshot its ...

A programme to re-engine the Cessna Citation II with Williams FJ44-3 turbofans has been launched by new company Clifford Development. The aircraft will compete with an FJ44 re-engining programme under ...

CLIFFORD DEVELOPMENT completed FAA testing to install Williams International FJ44-3A engines on the Citation II (C550) business jet. Clifford is offering the upgrade at three Clifford-authorized ...

Latvian authorities have confirmed that a Cessna Citation II crashed off the country’s coast after continuing to fly out-of-contact for some 2h beyond its destination. The country’s civil aviation ...

Cessna Citation modifier Sierra Industries of Uvalde, Texas, and industry newcomer Clifford Development of Toledo, Ohio, are simultaneously developing modification kits that they hope will bring ...