Factory Pro Tuning Components 'Stage 1' Carburetor Tuning Kits for 2003-2009 Honda VTX1300 Provide engine with the precise amount of fuel at each rpm and throttle opening for maximum power Produce superior top-end power without sacrificing the tight, responsive feel Factory carb kits are known for Configuration 10 Kits are designed to work with stock or aftermarket exhaust systems and stock airboxes to increase power, torque and throttle response All kits include needles, shims, clips, pilot jets and power jets (as applicable), main jet set, carb top Allen screws, storage case, vinyl stickers and instructions Jets included are top-quality Mikuni and Keihin