The firing order for the Ford 5.4 engine is 1-3-7-2-6-5-4-8 (https://nerdycar.com/ford-5-4-firing-orders/). This sequence dictates the order in which the engine's cylinders fire their spark plugs. Each number corresponds to a specific cylinder, and it's crucial for the engine's proper operation and timing.

Knowing the firing order is essential, especially if you're working on the engine, doing maintenance, or troubleshooting issues like misfires. It ensures that the spark plugs ignite the air-fuel mixture in the correct sequence, allowing the engine to run smoothly and efficiently. If you have any more questions about the Ford 5.4 engine or anything else related to cars, feel free to ask!