Includes all necessary top-quality gaskets, rubber parts and valve stem seals to rebuild top-end and complete engines, respectively - Husqvarna FE 450 (2018, 2017); Husqvarna FE 501 (2017, 2018); KTM 450 EXC-F (2017, 2018); KTM 500 EXC-F (2018, 2017)