How much difference will it make?

Did you say 1 7/8 front sway bar ?
Isnt that really big ? I will have to go out and measure my Helwig... I thought it was closer to one inch .

Ha ! Just for kicks I measured a rear sway bar off of a F450 Super Duty .

1.535.....
C707823F-6DC9-4737-9B37-BB2E7AE18C93.jpeg