I'm not sure Liberty Classics cast a 1/6 scale 428. They had the Ford 427 SOHC, Dragster (427 SOHC), Ford 427 (FE), and Shelby Cobra 427 FE. I have all but the Cobra, all versions of the 426 Hemi, and the later Hemi and Ford flathead from Hawk. Kind of lost my mind collecting and building them.