Firing order ?

[powerglide535]

Hi everyone

I have a F100AET 100HP 2003 and need to check what the foring order is

The engine has 2 coils each with two plug leads

Does anyone know what pluge leads go into what coil and to what plug ?

My son thought he was helping when I said we can change the plugs !!!!

 

[boscoe]

1, 3, 4, 2

 

[powerglide535]

boscoe

Thanks for the firing order , Will have a look next time I am at the boat and hopefully get it running properly again