Purists of the brand will say that real Shelby Mustangs were not made until the end of 1968 after the Cobra Jet made its way ... It also rocks aluminum heads (Edelbrock) and a 427 Sidewinder ...

While the 460-cubic ... the 429 Cobra Jet block featured stronger webbing around the main bearings. The most significant differences between the two were compression ratio, cylinder head ...