Parts such as the Gasket Kit A: Gasket,cylinder H (nas), Gasket,exh.pipe (nas), Seal Valve,stem, Gasket,cylinder (mca) are included in the Cb250 Nighthawk 1991 (m) Canada / Kph Gasket Kit A parts fiche.
In this schematic the "Seal Valve,stem" is used most often.
The Gasket Kit A assembly is constructed from several parts from which the Gasket Kit,a @ A is the most expensive.
