A big-block Fox Body Mustang nicknamed Lucifer is built to swallow a 900-horsepower shot of nitrous, a combination most engines could never survive even once. Cramming a genuine big-block into an engine bay designed around Ford’s compact small-block is its own engineering fight before the nitrous bottle even opens. Read on to find out what a build this aggressive actually demands from its fuel system, driveline, and chassis to survive repeated passes down the strip.