how to find engine size in truck
There should be an emissions sticker under the hood with the engine size on it. Another option would be to run the truck's VIN number in an online decoder which will tell you which engine was installed when the truck was new. https://vincarhistory.com/vin-decoder/ford
Most likely a 4.6 or a 5.4 unless you have the 4.2L six cylinder.
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