This 1,000-HP Shelby Mustang Has a 4.5L Supercharger By Michael Accardi Nov 02 2017 1 Share this Article Tweet A supercharger bigger than most engines. Continue Reading... Filed under: American Auto Show News Coupes Modified American SEMATags: 2017 sema show, Ford Shelby Mustang 1000, Mustang, Mustang 1000, s550 mustang, SEMA, sema show, Shelby 1000, shelby mustang