The same engine also powers the final variant of the aircraft, the F-14D.
The final variant of the F series was the F-5.
The initial and final variants have the same shapes, but are shifted across the braille block.
The final variant was the PT-26 which used the L-440-7 engine.
With development, the final variants of the type were able to carry twice this load.
The final variant was the MS.345 which appeared in 1935.
The final variant with minor software and cosmetic upgrades was designated the R380e.
In 1963 the Poles started production of the final variant of the attack plane, the Lim-6bis.
The final active-duty variants were phased out in the mid-1960s.
A final variant was planned in 1957, known as the L-1049J.