Car is a 2009 Ford Mustang.
Question: Can the OME 4.6L 3 valve engine be replaced with a crate 4.6L 4
sure... by why not a 5.0L
Which EEC system are you going to TRY and run IV or V and with which mapping NO a silly chip won't do anything. Remember there are major changes in the engine control signal inputs. Most people won't have a clue, make sure you read and study ALL the necessary changes, The 5.0 conversion will be costly 8K-10K of course completely different NOBODY, does this...
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