[Stl-986]

Just to make sure you are numbering them correctly (have done this myself).

Post #9:
https://rennlist.com/forums/boxster-and-boxster-s-986-forum/568600-cylinder-number-layout.html

so:
1: 160
2: 155
3: 150
4: 150
5: 150
6: 150

Did you do this with the engine hot or cold?

I'm paying close attention to this one in case your fix is what I need to do for mine.