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The self-tuning Holley electronic fuel injection (EFI) system has changed the way performance enthusiasts approach fueling. Modern engines with big camshafts, aggressive cylinder heads, and boost from turbo and superchargers demand precise control that carburetors often struggle to deliver. Let’s take a look inside the self-tuning Holley EFI system to see why this technology has become a go-to upgrade for serious enthusiasts. Why Self-Tuning EFI Matters in Modern Builds Engine combinations …

When you take a car to the track, it requires serious preparation. After all, you want to ensure the vehicle survives the abuse of high-RPM racing. Engines demand significantly more fuel and air on a drag strip than when you take them for a cruise down the highway. Stock components under a vehicle’s hood often lack the capability to keep up with the demands of intense acceleration and high-speed cornering, including carburetors. You need a fuel delivery system capable of handling the press …

Cranking up the power in your engine bay is always an exciting project. Maybe you’ve upgraded your camshaft or installed a set of rowdy cylinder heads, which will demand more from your fuel system. Thinking about a nitrous oxide kit later? That’s the final nudge to make sure your system is ready for everything. However, to avoid sending your engine to an early grave, you need a reliable, high-performance fuel system. Review these essential tips for building one that won't let you dow …