If you should decide to go with either of the aforementioned modifications; would suggest running a performance "baseline" first and then a comparison after you make to modifications. This will tell you how much you gained (or lost) with the modifications.

Jon.

Good carburetion is fuelish hot air
The most expensive carburetor is the wrong one you attempt to modify.
If you truly believe "one size fits all," try walking a mile in your spouse's shoes!
The Carburetor Shop