1+ Oil pump  
2+ .Oil pump gasket  
3+ Oil pickup pipe  
4+ Oil seal  
5+ Flange head bolt  
6+ Oil diverter valve  
7+ Oil pump  
8+ .Oil pump gasket  
9+ Oil pickup pipe  
10+ .Oil pipe O-ring  
12+ Bolt  
13+ Bolt  

The part numbers in the assembly image below relate to the product number in the table. Clicking on the part number will open up the relevant part details.