5.4

Asked by Apr 17, 2017 at 01:10 PM

Question type: Maintenance & Repair

Can I put a regular 5-4 engine in my 2005 Ford that
has a 5-4-3 valve in it now

1 Answer

76,615

Probably. You would need the correct ECU and wiring harness. Your truck will no longer be smog legal if you do the swap.

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