piston pump

Hey all, thanks in advance for any and all advice! Here at my cottage in Ontario, we pull from a sand point with a piston pump into a tank which ends up just over half water to air and then up an approximately 15' vertical rise to the cottage system. This system has worked for 30+ years with...

Hey Fellas, I got this old Duro K-255 piston pump. Last night, wasn't holding prime over night, so took it home and rebuilt it. However, there is still like 5 drips per 20 seconds coming out around this gasket, not under pressure. The mating surfaces are a bit pitted, but I was hoping the...