 A few months later, this order was increased to a total of 80 Tomcats and 714 Phoenix missiles as well as spare parts and replacement engines for 10 years, complete armament package, and support infrastructure (including construction of the Khatami Air Base near Isfahan).The first F-14 arrived in January 1976, modified only by the removal of classified avionics components, but fitted with the TF-30-414 engines.The following year 12 more were delivered.