MOOSE RACING Top End Gasket Kit - YZ 426 F 810676

When you're rebuilding a YZ 426F top end, precision gaskets and seals are non-negotiable—they're the difference between a reliable engine and a catastrophic failure. The MOOSE RACING Top End Gasket Kit eliminates guesswork by supplying every OEM-equivalent seal and gasket you need in one package, all manufactured to exacting tolerances at a fraction of OEM pricing. Whether you're doing a piston replacement or a full rebuild, this kit gives you the confidence to get back on the track without compromise.

• Fits: YZ 426F
• MPN: 810676mse
• Type: Top end rebuild kit
• Material: High-tech compounds
• Includes: Valve seals, head gasket, base gasket, exhaust gasket, tensioner gasket, O-rings
• Oil seals: Genuine OEM replacement
• Installation: Bolt-on replacement
• Base gasket thickness: Standard .020"
• High-compression option: .012" base gasket available
• Compression boost: Cost-effective alternative to high-compression pistons
• Valve cover gasket: Not included (available in complete kit)
• Manufacturing: USA-made
• Application: Piston replacement, top-end rebuild