Holley/Demon Carb stumble

I’m pretty sure that’s not what you mean to say.

They say a picture is worth a 1000 words.
this is where i found the .054"
I.F.R.PNG
P.V.C.R..PNG
.054.PNG
IMG_1733.JPG
Primary and Secondary metering block are both the same
EDIT: IFR is a tapered jet and the small end is .033"