Originally Posted by Charlie Alpha
164"=13.6666', almost EXACTLY the 13.7' I have quoted from the start, and was berated for endlessly. Don't worry if it disappears (they did for me already). I'll post the chart as an attachment at the bottom.
Sorry to answer this question, 164 is the diameter of fan module not the nacelle diameter you quoted from the start, that's why you got the wrong size of the engine.