3 3 4 4 should be the Ork statline. [url=http://www.solegends.com/citcat911/c2077orkboyz-01.jpg]Proppa Orkz Boyz[/url] shoot. Crumpin' is fer if dey happens to get close. After all, it's called moar dakka, not moar choppa.
Adjust their points values slightly upward to account for the better shooting, and give Ork players the options to create more dynamic manuver based army lists. Give them back some of the sillier guns and vehicles again.