No.DescriptionPriceQuantity
0+ (Unillustrated Parts)  
1+ Cylinder head  
2+ .Core plug  
3+ .Core plug  
4+ .Valve guide  
5+ .Valve guide circlip  
6+ .Valve seat insert  
7+ Cylinder head valve  
8+ Valve spring seat  
9+ Inlet valve seal  
10+ Valve spring  
11+ Valve spring  
12+ Valve collar  
13+ Valve cotter  
14+ Blanking plate  
15+ Gasket  
16+ Washer faced setscrew  
17+ Cylinder head nut  
18+ Washer  
19+ Nut  
20+ Washer  
21+ Hexagonal nut  
22+ Serrated washer  
23+ Cylinder head gasket  
24+ Heater take off adaptor  
25+ Connector  
26+ Copper washer  

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.