Accelerator pump or vacuum secondary gasket failure won't make it run rich. Might pop that power valve off and check it out. Did you remember to replace the jets? And tighten them? Did you change jet size?
Probably need to determine which side is getting too much fuel. Remove the engine cover for a trip around the lake with the flame arrestor off and take a careful look down the throat of the carb.
Tandem Axle Trailer Special
Includes: 4 T07 wheels, 4 ST205/75R14 Kenda
Loadstar KR03 Radial tires, mount and balance
ALUMINUM WHEEL AND TIRE PACKAGES
SINGLE AXLE 14" PACKAGE STARTING AT $369
SINGLE AXLE 15" PACKAGE STARTING AT $439
TANDEM AXLE 14" PACKAGE STARTING AT $649
LED lights, Spare Tire Carriers, Chrome & Powder Coated Lug Nuts
GOLF CART TIRES & WHEELS
PM me or email firstname.lastname@example.org