4412 Throttle Plate Bore Size.

[chevy370lsx]

Can someone mic a known stock 4412 throttle plate bore? Just trying to verify some numbers. Thanks

[50j]

1.6875 or 1 11/16"

[chevy370lsx]

Mine mic'd out at 1.682 and was told his no go gauge was going into it but not all the way thru and was told it's basically illegal..