Small maintenance update. Had to change the exhaust cam sensor, kak job. Excuse kak cell phone photos.
That one little bolt will make you want to cry. Oring also got left behind, was shitting that I was gonna push it into the engine while trying to get it out.
While I was there and I alos eventually ended up fitting this:
Long overdue
Thanks to Sankekur for the tips, also not a very straight forward installation.
O2 sensors are still showing as reading rich, so that will be the next thing to tackle.