Visit Dark Side Racing for all of your racing, street machine and restoration needs. Dark Side specializes in Chassis Fabrication , Welding (TIG) , Machining, Fuel Management, Electronic Fuel Injection, Data Acquisition and Computer Systems as well as New and Used Parts for Top Fuel Dragsters, Funny Cars, Top Fuel Harleys and any other vehicles powered by Nitro, Alcohol or Gasoline. Dark Side: We Run on Nitro!