300 hyd pump Repair

Fri Apr 11, 2008 5:09 pm

Has anyone rebuilt a thompson pump for a SH.300,350, or anything like that I am looking for the internal O rings but can not seem to find them.

Re: 300 hyd pump Repair

Sun Apr 20, 2008 3:20 pm

I did my 350u but I think mine was a pesco? I can not recollect. Did you try to match them? Thats what I did with mine.

Re: 300 hyd pump Repair

Mon Apr 28, 2008 8:48 pm

Mine was a pesco too.