A large number of aluminum single hull (monohull) boat designs (plans) that serve a variety of purposes. these include orcas, outbacks, sitkas, sportsters, sport. Sjx jet boats inc. is located in orofino, idaho. right in the heart and soul of shallow water proving grounds, as well as the steelhead fishing capital of the world.. Huntjet packages offer a full package perfect for you, ready to go! huntjet is a specialist jet boat hull manufacturer. we also provide a custom build service to any.