A sample from the products for the Gasket Kit A include: Packing,ex. (nas), Gskt.sheet Kit,a (nas), O-ring 17x3, Gasket,tensioner (nas).
The Gasket Kit A is made up of components including this Gskt.sheet Kit,a (nas) which is the most expensive.
In this schematic the "Gasket,exh.pipe (nas)" is used most often.