oil injection removal

Hi so i have a 95 xp, i want to do something with the oil injection pump because iv read on here they are not reliable. Should i replace it with a new pump or should i just get a block off kit and run premix? also how hard is it the replace it or do the block off kit? what are the pros and cons...

I recently purchased this XP knowing it had the injection delete. What I did not realize is that PO removed all lines to the rotary valve. I have located brass plugs where the nipples should be. I am hoping they have a trapped volume of oil in there but have yet to pull the plug under the...