How To Adjust A Turbo For Maximum Racing Performance. Learn the key adjustments that can help optimize a turbocharged engine for racing, from boost control and fueling to overall engine setup. #Turbo ...

When Project Black Beauty last left the dyno, its ProCharger F-1C–supercharged 4.6-liter two-valve had just laid down 612 rear-wheel horsepower on E85. For a street-driven 2002 Mustang GT, that number ...