Check out Lowpoly Helicopter - Westland Sea King HAS5 Low-poly 3D model Low-poly 3D model on CGTrader for $60. High-quality mesh by julialt: 16295 polys, 16358 vertices. Animated, PBR, Textured.
OBJ (OBJ, filesize: 11.4 MB), MA (Autodesk Maya, filesize: 11.4 MB), FBX (Autodesk FBX, filesize: 11.4 MB)