The most expensive part in this assembly is the Crankcase Assy.
The most reasonably priced component used on the Mtn1000 Mt-10 2017 B678 Europe 1sb67-300e1 15 Crankcase is the Bolt, Flange (1t7).
Parts such as the 15 Crankcase: Bolt, Flange (1t7), Bolt, Screw, O-ring(3ld) are included in the Mtn1000 Mt-10 2017 B678 Europe 1sb67-300e1 15 Crankcase parts fiche.