1 - 8 - 4 - 3 - 6 - 5 - 7 - 2
This means that the cylinders fire in the following sequence:
1. Cylinder 1 fires
2. Cylinder 8 fires
3. Cylinder 4 fires
4. Cylinder 3 fires
5. Cylinder 6 fires
6. Cylinder 5 fires
7. Cylinder 7 fires
8. Cylinder 2 fires
The diagram shows the order in which the cylinders fire, with the numbers indicating the cylinder numbers. The arrows indicate the direction in which the firing order progresses.