TOP END GSKT YFM350/400

Moose can now handle all your gasket and seal needs at a fraction of OEM cost

High-tech materials provide unmatched reliability and performance

Rebuild the engine and transmission with total confidence as each set is designed for durability and accurate fit

Oil seals are genuine OEM replacement seals

Performance sets designed for a piston replacement

Includes every gasket, O-ring and seal required to rebuild a top end; valve seals, head, base, exhaust, tensioner, and other misc. gaskets and O-rings

High-compression kit uses .012″ thick base gaskets to raise compression

Cost-effective way to raise compression without expensive high-compression pistons or cylinder head work

All gaskets made in the USA

Formed rubber valve cover gasket not included.