There are two places I recommend.

JMD Models makes a gorgeous Hughes 500 for the Trex/400 models. They are closed for a couple of weeks for updating the website but you can buy their fusleages from some hobby shops. here is their site:

http://www.jmdmodels.com/

Here is another good guy who makes real nice fuselages including a Hind D:

http://darthdrk.4t.com/

God Luck