Athena P400485850610 Complete Engine Gasket Kit Fits: Yamaha SRX 600 1986, TT 600 N 1983-1986 Athena complete gasket kits feature superior quality gaskets, containing the top and bottom end gaskets needed to rebuild your motorcycle or ATV engine Athena ensures they are only using the highest quality gaskets to provide a great seal every time Manufactured in state-of-the-art computer controlled facilities, Athena gaskets are designed and built to meet or exceed OEM specifications Athena is the OEM supplier to 60 percent of European manufacturers