This is a complete engine gasket set for the now vintage Honda CR125 motorcycle made in 1973 1974, 1975, 1976, 1977 and 1978 Honda Elsinore CR125 or also called CR125M more properly. These were the 123cc 2-stoke piston port single cylinder bikes thay changed the dirt riding world! This gasket set includes all of the gaskets you will need for a rebuild... copper head gasket, cylinder gasket, bottom engine case cover gaskets as well. Top quality aftermarket item!.