The most expensive part in this assembly is the Carburetor Assy..
twenty components are listed in the schematic for this Ns50f 1990 (l) Japan Ac08-150 (jdm) E-11 .
The most reasonably priced component used on the Ns50f 1990 (l) Japan Ac08-150 (jdm) E-11 is the Pan Screw 4x16.