1+ Ignition coil  
2+ Ignition coil suppressor  
3+ Ignition amplifier module  
4+ Setscrew  
5+ Shakeproof washer  
6+ Plain washer  
7+ Screw  
8+ Plain washer  
9+ Lokut nut  

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.