Ensure the sealing and longevity of your engine with our complete gasket pack, specially designed for Sherco 2-stroke 125, 250 and 300cc engines. This high-quality kit includes all the gaskets needed for reliable replacement after cylinder head disassembly, overhaul or machining. Guarantee optimum compression, preserve the pure power and responsiveness of your SEF or SER, and ride with complete peace of mind. A complete and perfectly adapted solution to keep your machine at peak performance.