Why would anyone downgrade the engine(s) that much?
![Huh? ???](http://beyondthesprues.com/Forum/Smileys/clabIcons/huh.gif)
You'd be better off using two Motorlet M-701s, they provide only 0.05 kN less power than a Jumo 004, each (8.75kN v 8.8kN), but
both engines would weigh less than single Jumo (330kg each v 719kg each).