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The all new Street Demon redefines the street carburetor with clean looks and ease of use. The Street Demon offers enthusiasts a straightforward carburetor designed to deliver a stable idle/amazingly crisp throttle response/smooth performance. Its optimized calibration and dual mounting pattern make it Run-Ready for a large variety of engines and vehicles. The most revealing signs of a carburetor company’s standing are its reputation for innovation its record of success and how easy it is to deal with. When the Demon range of four-barrel modular carburetors first burst onto the scene in the late 1990’s it acquired a meteoric reputation for innovation. Immediately noticeable was its uniquely attractive appearance with beautifully contoured air entries and shapely fuel bowls. This coupled with its vast array of ground-breaking features set it apart. Holley who has been manufacturing fuel systems of all shapes and sizes since 1903. In fact over 250000000 carburetors have been produced over the years for everything from Henry Ford’s original Model A to the baddest factory muscle cars ever to roll out of Detroit. Did you know that Holley supplied over half the carburetors in WWII including not just automobiles but PT Boats and airplanes It’s true. No company knows fuel systems like Holley. Today Holley carburetors continue to be a dominant force in high performance and racing winning more races than all others combined. Holley carbs have powered every NASCAR Sprint Cup Series team and nearly every winning NHRA Pro Stock team since the 1960s and every weekend still today.