This particular truck came from the factory with the plugs gapped WAAAAAAAAY too wide.


Further research found that not all EcoBoost F-150s have this issue with the factory plugs being gapped too wide,

but this is definitely something that should be checked before any modifications are to be explored.


July 11-

We learned that the spark plug gap and bad fuel are limiting power and tunability;

Tony is commuting with the truck until the fuel runs out; additional testing will commence once refueled.


July 13-




Spark plug gap closed from factory gap of .045 to a more turbo friendly .030

93 Octane


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