Edelbrock Supercharger Universal - GM Gen IV Block LS3/L92 Rectangular Port HeadsThe Edelbrock Universal Supercharger System part #15430 is designed for street rods and muscle cars with Chevy Gen IV LS3 L92 engines with a Truck Belt Offset (88mm Throttle Body). The Edelbrock system is designed to provide instant and reliable horsepower with low boost for minimum stress on the engine. Its compact design fits under the stock hood on most applications and complements the clean look of any engine compartment. This system requires the