Image Item No. Description  46453  Technic Engine Tuneable, Block with Trapezoidal Air Scoop (for part 2133) Catalog: Parts: Technic  44225  Technic Rotation Joint Disk with Large Pin and 3L Liftarm Thick Catalog: Parts: Technic  44225  Technic Rotation Joint Disk with Large Pin and 3L Liftarm Thick Catalog: Parts: Technic  44225  Technic Rotation Joint Disk with Large Pin and 3L Liftarm Thick Catalog: Parts: Technic  44224  Technic Rotation Joint Disk with Large Pin Hole and 3L Liftarm Thick Catalog: Parts: Technic