Recent content by MHorn

Eaglescout63 - I only rebuilt my pump plunger and release valve. For the pump plunger I sourced a UCup ( around 4-5 bucks) from MFP seals up here in MI. The UCup size I used was 11.2 x 19.2 x 4mm. I found the key to ensuring it doesn't leak by trial and error was to hone the bore using 3/4"...

Does anyone know what the cone shaped thing is on the backside of reservoir? It has a rubber plug in it. Is this an air release or something? Overload?? Currently working on cleaning up one of these. Thanks for your help guys. Mike

Hi Hammercom - I just picked an identical jack from across the street curbside. I replaced the UCup on the piston, but fubar'd the crush ring that goes around the wiper I replaced. Let me know if you still need this Ucup dimensions. If you know where I can get correct crush ring let me know as I...

Re: Old floor jack identification help Hi Hammercom - I know this is old thread but I just picked an identical jack from across the street curbside. I replaced the UCup on the piston, but fubar'd the crush ring that goes around the wiper I replaced. Let me know if you still need this Ucup. If...