1+ Dipstick  
2+ Dipstick tube  
3+ Dipstick tube seal  
4+ Oil cooler return pipe  
5+ Oil cooler output pipe  
6+ Double pipe clip  
7+ Taptite screw  
8+ Distance piece  
9+ O-ring  

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.