7W8260 uses the 7F7238 filter element, that's a cat item and a little pricey. Do you have a serial number on the tool bar?
One on ebay,
https://www.ebay.com/itm/204571565529?mkcid=1&mkrid=711-53200-19255-0&siteid=0&campid=5338174873&customid=&toolid=10001&mkevt=1
the filter is available or was a couple years ago when i bought one and yes it expensive. i still havent fitted yet. or the control shaft bushes for the type 44