of course we know the Yak-56 was basic trainer,developed
from Yak-54,the Yak-57 was fitted by the similar engine
which also fitted the Yak-56,what was Yak-57 ? .
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.