Hello ALL just a quick question rebuildable tie rob ends . I disassembled both side's cleaned checked ball to see if it was outround was not bad .Installed new spring seat spring concaved puck BALL other puck then threaded end piece lightly greased by hand when assembly but to get the threaded end plug in were I can get a cotter key in to lock the threaded end plug it IS darn tight is there a torque speck or what am I doing wrong!!!!! I wish I had mic the old ones as I took them out dot I didn't could anyone advise me Thank you!!!!!!!! Both sides are tight THANK YOU!!!!!!!!!!!