The Ministry of Industry and Trade and Yakovlev signed a contract for 2 billion rubles for development work to replace imported SaM146 engines with Russian PD-8 for SSJ100 aircraft, Vodibi writes. The work will affect three changes of the iron and will last until December 20, 2028. There is a need to reactivate the air value of the fleet and extend the service life of already produced machines.