The ultimate 911 hop-up guide. Buy, tune, maintain and modify your prized 911. Learn about wheel and tire improvement, up-to-the-minute autocross or showroom stock suspension and brake mods, custom add-onn bodywork and paint, interiors - where to buy it, how to install it and what to expect. Coverse engine, suspension, chasis, transmission, tune-ups, model history, body and more on all 911s up through 1996.