Parts such as the Lower Crankcase: Crankcase Lower, Bolt,oilfilt.ctr., Washer,plug Drain 14, Bolt,flange,6x32 are included in the Cm400t 1981 (b) Usa Lower Crankcase parts fiche.
Of all the components that make up this Lower Crankcase the Washer,plug Drain 14 has the lowest price.
The Lower Crankcase assembly is constructed from several parts from which the Crankcase Lower is the most expensive.