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View Full Version : How to change firing order's with ford's EFI



silver03cobra
04-04-07, 09:44 PM
so i am putting a 460 into my 1991 fox. I am going EFI and would like to use the stock ECU how can i do this???? The 460 firing order is different.
I.E.
1-3-7-2-6-5-4-8 320HO/ 351w
TO
1-5-4-2-6-3-7-8 429/460

silver03cobra
04-06-07, 07:58 PM
?????????????

evil04cobra
04-09-07, 02:15 PM
I assume the car is still going to use a distributor?? If so, just swapping the wires on the cap will take care of the ignition portion. Then, if you are going to be using sequential fuel injection, you need to find a pin-out diagram and swap the injector driver wires for 5 & 3 and 4 & 7.

Hope this helps.

silver03cobra
04-10-07, 02:13 PM