Atomic EFI Master Kit w/Fuel Pump

The Atomic EFI Master Kit with Fuel Pump is a complete fuel management solution designed for serious engine builders and performance enthusiasts ready to transition from carburetor to modern fuel injection. Whether you're restoring a classic muscle car or building a high-output street engine, this all-in-one system eliminates the guesswork of piecing together individual EFI components. MSD IGNITION engineered this kit to deliver reliable cold-start performance, precise fuel metering across the entire RPM range, and seamless integration with modern ignition systems.

The Atomic EFI Master Kit with Fuel Pump combines a dedicated fuel pump with full fuel management electronics in a compact, professionally integrated package that weighs just 16.25 lbs. The integrated fuel pump delivers consistent pressure and flow to support aggressive fuel mapping without external fuel cell modifications. MSD's tuning logic adapts to varying engine loads, acceleration events, and cruise conditions—critical for maintaining drivability while maximizing power output. The compact dimensions (10.3 x 8.8 x 21.1 inches) allow flexible installation in tight engine bays, whether you're working with vintage V8s or modern displacement engines.

This kit serves builders who demand bolt-on convenience without sacrificing tune-ability or performance potential. Installation suits engines ranging from small-block to big-block applications, making it equally at home in street cars, weekend track warriors, and restomod projects where carburetor limitations constrain horsepower. Technicians appreciate the factory wiring harness integration and simplified fuel line routing, reducing installation time while maintaining proper fuel system safety. For anyone upgrading from mechanical fuel delivery to programmable EFI, the Atomic EFI Master Kit eliminates compatibility issues and provides a proven foundation for reliable, repeatable performance gains.