Can this set be re-tuned to receive modern FM station?

TF

Not as simple to re-tune the receiver, more a re-design the receiver. You can make a front end converter.

http://www.somerset.net/arm/fm_only_simplified_converter.html

:Can this set be re-tuned to receive modern FM station?
:
:TF
:

That set already does receive the modern FM stations.