Here's what other sites are saying:
Maintenance and repair kit for your liquid-fuel stove and pump: WhisperLite. An extended trip far away from home is no place to remember you forgot to replace that worn-out O-ring. But it happens. Be prepared for anything with our Expedition Service kits. They provide comprehensive maintenance and repair solutions for your liquid-fuel stove and pump in places where failure is not an option.
- Summit Hut
MSR Backpacking Stove Accessories Whisperlite Expedition Service Kit 6838. Intended for hardcore users or people going on extended trips the Expedition Service Kit is a comprehensive maintenance and repair kit for your liquid-fuel stove and pump. Kit Includes: Jet cleaning tool jet and cable tool safety pin priming wick pump cup oil pump cup fuel filter check valve ball check valve spring check valve plug fuel tube bushing WhisperLite G jet WhisperLite Internationale IG jet WhisperLite Internationale K jet WhisperLite Internationale/Universal UG & UK jets WhisperLite Universal UC jet shaker needle with cover air tube dip tube 2 fuel tube O-rings 2 fuel bottle O-rings and 2 control valve/swivel O-rings.
Don't let a worn out O-ring or a faulty fuel pump ruin your trip. The MSR WhisperLite(TM) service kit provides comprehensive maintenance and repair solutions for your liquid-fuel stove and pump.
Stoves can be finicky, but this kit is a necessity
Current Retail: $29.79-$29.95
Historic Range: $19.99-$29.95