Includes all the necessary components to replace worn or damaged WhisperLite™, WhisperLite Universal, or WhisperLite International stoves and pump parts. Comes with instructions and durable carrying case. MSR Whisperlite Expedition Service Kit: Jet and cable tool. O-rings. see sizing chart. Priming wick. Pump cup oil. Safety pin. Pump seal. Air tube. Fuel tube bushing. Check valve plug. Pump cup. Shaker needle (with cover). Check valve ball. Check valve spring. WhisperLite G jet (no mark). WhisperLite International G jet. WhisperLite International K jet. Jet cleaning wire. Check valve assembly. Fuel tube and filter.