This schematic depicts all components used in the Civic 1992 (n) 4dr Lx (ka,kl) Exhaust Manifold partslist.
A sample from the products for the Exhaust Manifold include: Cover A,exh Mnfld, Gskt,exh Mnfld (nas), Washer, Spl, 11x28, Mnfld Assy, Exh.
In this schematic the "Nut Self Lock 8mm" is used most often.