Originally Posted by MY ADV
Less trouble trying to get all the parts and bits and best of all, there are no modifications needed to the fuel system. The OEM pump is what the bike was designed with and has the proper pressures and all of that. My pumps on average have lasted a bit longer than the water pump shaft and seals. So I would recommend replacing the pump contacts and the water pump shaft and seals at the same interval.
What interval are you having to change the water pump shaft and seals.