Parts such as the Alternator: Bolt,3/8-16x1-3/4", Washer,flt Sae 3/8, Washer,lockbrnz#10, Washer,lockbrnz1/4 are included in the V6 4.3 Yems 1990 Engine Alternator parts fiche.
The Alternator assembly is constructed from several parts from which the Alternator Asm. is the most expensive.
With all the components that make up the V6 4.3 YEMS 1990 ENGINE ALTERNATOR assembly. The Washer,lk Med 3/8" is the most frequently specified with two applications.