There were many legendary V8 engines produced during the golden era of the American muscle car. Here is a list of the 5 best high performance V8 engines produced during this era. If you think we missed an engine or were wrong about an engine on the list, leave your comments and feedback below. Special Note: the production Hemi equipped cars in this video refers to the 1966-1971 Dodge and Plymouth models equipped with the factory warrantied lower compression (10.25:1) 426 Hemi V8. The higher compression racing spec 426 Hemi V8 which was available in very few 1964 and 1965 Dodge and Plymouth models aren't considered production cars for this video.