Just been on ebay. Seen the difference. The FM ones seem to be longer and cost a lot more. I'll think I'll go for the darrsi option.
http://www.ebay.co.uk/itm/NGK-SPARK-PLUG...4171f26946
would these be an option.
http://www.ebay.co.uk/itm/NGK-SPARK-PLUG...20d3f30958
Just looked at the quoted length they maybe too short.
http://www.ebay.co.uk/itm/NGK-SPARK-PLUG...4171f26946
would these be an option.
http://www.ebay.co.uk/itm/NGK-SPARK-PLUG...20d3f30958
Just looked at the quoted length they maybe too short.