Toilet Parts We offer a full line of both universal and specific fit toilet parts, so no matter what type or age of your toilet you have, we have a solution for you!.The repair plan for leaky toilet tanks depends on where the leak occurs. A water leak typi.y springs from a toilet’s water supply fitting, the joint between the tank and the bowl, or water escaping into the bowl without flushing..How to Fix a Leaky Toilet Tank. Water pooling around the bottom of a toilet may come from a variety of locations on the tank. Determine the location of the leak and then proceed with the appropriate repair..Replacing Toilet Fill Valve All Korky toilet repair fill valves are universal replacements for ball.s and other toilet fill valves. Upgrading your toilet tank to include a Korky Fill Valve will lead to a quieter, better performing toilet..