he Atomic EFI Master Kit is a complete kit designed for anyone planning to convert from a carburetor to fuel injection. You get the Throttle Body, Power Module (with wide band O2 swnsor), Handheld Controller and the Standard Fuel Kit for up to 525 flywheel horsepower. There is no reason your muscle car shouldn't start, idle and cruise down the road as smooth as a new car. The Atomic Throttle Body Injection System has been designed to make installation and initial setup the easiest way to convert your classic car to EFI. The advanced self-learning technology of the Atomic is constantly monitoring and analyzing the engines operating conditions ensuring that you receive the best possible driveability. With the ECU and built-in sensors integrated into the throttle body, the Atomic system has fewer wiring connections than any other system on the market, plus there is no bulky ECU to mount. This design makes the conversion to EFI much easier to install and program all while keeping things clean under the hood. Kit includes everything needed to convert your car to fuel injection.