If you want to see the Huey, create a mission in the mission builder and put some huey's in it and watch them fly. No cockpit views, but at least you get to see the external model/ sounds and animation.
http://simhq.com/forum/ubbthreads.php/topics/3742933/DCS_World_1_2_3_Huey_UH_1#Post3742933