The component with the lowest price in the F-1 schematic is the Screw,pan,4x12.
Parts such as the F-1: Grip Comp Throttl, Housing,a Grip, Slider Throt Cabl, Bolt Hndl Pivot are included in the Cr85r 2004 He07-110 Japan Jdm F-1 parts fiche.
Of all the components used in this assembly the Brkt,l.hndl.lever is the most expensive.