1+ Breather housing  
2+ Breather gauze  
3+ Breather housing gasket  
4+ Stud  
5+ Dome nut  
6+ Washer  
7+ Breather cap  
8+ Mono clamp  
9+ Breather pipe  
10+ Fuel hose  
11+ Support bracket  
12+ Pipe clip  

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.