KIBBLEWHITE Cylinder Head Service Kit 90-91400

A complete cylinder head refresh demands precision components that can handle sustained high RPM and thermal stress without compromise. This Kibblewhite service kit delivers everything needed for a proper top-end overhaul, eliminating the guesswork of sourcing individual components and ensuring compatibility across your entire valve train. Whether you're chasing lap times or rebuilding after heavy use, having factory-quality valve springs, guides, and seals working in concert makes the difference between a reliable powerplant and one that loses performance over time.

• Lightweight racing valve springs
• Steel or titanium retainers
• Beehive or dual spring options
• Steel base washers included
• Viton® valve stem seals
• C630 bronze valve guides
• Standard size fitment
• Superior heat management
• Complete gasket kit included
• Base, case, exhaust gaskets
• Head gasket and o-rings
• Application-specific hardware
• MPN: 90-91400
• Dirt bike and MX compatible
• Side-by-side compatible