Improve your Sporty in every way! From bolting on a carb and pipe to building a 100-cubic-inch monster, this is your ticket to a faster, better-handling Ironhead or Evolution Sportster. This complete guide has been fully updated to reflect the latest aftermarket parts and methods. Packed with expert advice on how to build up your engine for improved horsepower and greater reliability. New chapters cover Shovelhead Sportsters, Sportster stroker and big-bore kits, plus advice on how to set up your Sportster for racing.
