As long as IK/KH/Q/W/T16/20L (Original 1.1mm) once is gapped to 0.8mm => more power and performance can be expected (immediate effect after installed).
Measurement of plug gapping to 0.8mm will be shown to buyer during order collection.
Thought I'd share this with you. I had my gear oil changed about 1k km ago. It was Redline 75W90 GL-5 gear oil with a tube of lubeguard or something like that. After that I noticed that my gear shift was...