The component with the lowest price in the F-1 schematic is the Screw,tap 4x12.
A sample from the products for the F-1 include: Headlight Unit (jdm), Headlight Set (12, Beam,adjust,sprin, Nut,beam Adjust.
eleven components are listed in the schematic for this Nsr80 1995 (s) Japan Hc06-160 F-1 .