is the 6 x 2.75 holes the same holes in the photo in post #1?
If so I recalculated the shroud blockage to 54% blocked airflow if you added 6 more holes what are the dia of the original 6 holes from post #1
@j par and @yellow rose... enough with the banter, if you two are good friends and joking with each other it is not coming across that way, and it is getting old.
