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.
guys from the pic shown in the links, u can imagine how easy to replace a clutch plate for the coming r36 gtr compare to the previous gtr's. just need to loose the longshaft n the clutch housing. 1 guy can finish the...