Firing order: 1-3-7-2-6-5-4-8 (13726548).
Cylinder numbering: Same as all Ford V8s: right bank 1-2-3-4, left bank 5-6-7-8.
| Engines | Ford 5.0L HO and other 302s built with the 351W firing order |
| Years | HO from 1982; exact years not verified this pass |
| Firing order | 1-3-7-2-6-5-4-8 |
| Cylinder numbering | Same as all Ford V8s: right bank 1-2-3-4, left bank 5-6-7-8. |
| Distributor rotation | counterclockwise |