The most reasonably priced component used on the 90trq 1992 Upper Casing is the Ybs67-8 Washer, Spring.
This schematic depicts all components used in the 90trq 1992 Upper Casing partslist.
With all the components that make up the 90TRQ 1992 UPPER CASING assembly. The Bolt, With Washer(688) is the most frequently specified with eight applications.