Installing MSD Atomic 2 EFI

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    Atomic 2 Throttle Body Features

    • Throttle body flows 865 CFM and features 1 ¾” throttle plates
    • Booster design offers superior fuel atomization
    • Available in a raw aluminum finish or a black ceramic option for durable, modern looks
    • Higher horsepower rating - Supports up to 650 HP naturally aspirated or 635 HP in forced induction applications with four 100 lb/hr injectors
    • Roller bearing throttle shafts for smooth throttle feel and less pedal effort

    Atomic 2 ECU and Electronics

    • ECU is 100% incorporated into the throttle body – no separate power module to mount
    • High-resolution, full color, 3.5” touchscreen for initial setup, tuning, and gauge displays
    • Calibration Wizard – Answer a few simple questions about your engine and it creates the base map, then starts tuning on its own! NO laptop required!
    • Optional laptop tuneability – Ideal for fine tuning, unique engine combinations, or boosted applications up to 21.5 psi
    • Built-in nitrous control supports wet and dry nitrous systems
    • Integrated ignition timing control when used with a Sniper Hyperspark or MSD Pro Billet distributor – includes an ignition coil driver so no ignition box is required
    • OEM-style TPS, IAC, and fuel pressure sensor for years of dependable service and easy replacement

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    Atomic 2 EFI

    Redesigned from the ground up, the Atomic 2 EFI system now features an 865 CFM throttle body with integrated ECU, full color touch screen, simple 4-wire hookup, and several easy-to-use new features!