If you want to add one of the slick Holley, ACCEL, or Edelbrock fuel-injection systems to your small-block V-8, or if you want get rid of the black cloud behind your Eclipse after your injector and 20G swap - you need this book. With information in this book, you'll never have to wonder if your tune is just right - you'll know it. If it isn't - you can change it. After a description of what programmable EFI offers its users, author Ben Strader (founder and senior instructor of EFI University) gives a detailed account of what you want to accomplish with your EFI system, then shows you how to get there. You'll learn to: define air and fuel requirements based on horsepower and RPM; set up your base fuel and ignition maps to get things up and running fast; tweak your fuel and timing maps for light- and heavy-load situations; and adjust timing for cold-starting or high-boost conditions. In the second section of Building and Tuning High-Performance Electronic Fuel Injection, Strader gives a detailed description of the systems from 11 respected EFI manufacturers. He helps you weigh the info on cost, features, tunability, and ease of installation between the available systems, so you can find the high-performance aftermarket EFI system that's right for you.