Ta, this one seems to have a slight wobble till it's seated. I tried a different plug type & it threaded in much better but too long... It has a NGK BRM7A.. I did notice the thread at the bottom (last 4 threads) were full of carbon/oil build up???

Last edited by SuperDooper; 30/08/16 08:41 AM.
Regards,
Paul

Such is life.......
Nothing better than a "GreenField" just mowed..