Originally Posted by
Andrew R Stewart
The biggest aspect of floor pumps that I see feed back on is the chuck style. So if you're happy with the Silca chuck or are willing to splice in a different kind then rebuilding the piston seal is well worth it. But I don't see much value in replacing a pressure gage. It's not hard to determine a correction factor and remark the dial. Andy.
It varies more than 30 PSI different from stroke to stroke. Not usable at all.