Holley MSD Atomic 2 ECU - Engine Builder Magazine

Holley MSD Atomic 2 ECU

The Atomic 2 system from MSD features 4, 100-lb./hr. fuel injectors capable of supporting up to 650 hp naturally aspirated or 635 hp on forced induction applications.

Holley / MSD have released the Atomic 2 system, a ground-up redesign that utilizes an 865 CFM throttle body with an integrated ECU, a full-color touch screen, a simple four-wire hookup and new features.

The Atomic 2 system from MSD features 4, 100-lb./hr. fuel injectors capable of supporting up to 650 hp naturally aspirated or 635 hp on forced induction applications. The Atomic 2 ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower.

Designed to fit on 4150 intake manifold, with ample clearance for factory air cleaners. The Atomic 2 provides the performance and drivability benefits that you expect from fuel injection. Quick starts, smooth idle and great throttle response just to name a few. Combine the fact that the Atomic 2 will support ignition timing through the ECU and you have a win-win combination.

Initial timing is handled through a compact handheld monitor where you simply answer a few car guy questions about your engine and you’re off and running! 2910-2 – MSD Atomic 2 – Raw Finish2910-2BK – MSD Atomic 2 – Black

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