Common Firing orders

Engine F/O Type Firing Order Notes:
GM / Mopar Standard 1-8-4-3-6-5-7-2  
GM / Mopar 4-7 Swap 1-8-7-3-6-5-4-2  
 GM LS1 Standard 1-8-7-2-6-5-4-3 AKA: 4-7-3-2 Swap when used in early model engines
Ford Windsor Standard 1-3-7-2-6-5-4-8 Includes 302HO 351C  351W 351M
Ford 221-289-302 Standard 1-5-4-2-6-3-7-8 Except 5.0L-HO EFI and crate engines
Ford FE/BB Standard 1-5-4-2-6-3-7-8  
Ford FE/BB 2/8 Swap 1-5-4-8-6-3-7-2  
Holden- EFI Standard 1-2-7-8-4-5-6-3