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.
A short intro of myself... just in case you guys wonder who the hell is this guy? -wolfie- is my nick and I've been around for couple of years... it's just that I...