NGK Spark Plug ZFR6K-11 (6711)
NGK Spark Plug ZFR6K-11, NGK Stock Code 6711. This Spark Plug has an integral resistor and has nickel alloy electrodes. The centre electrode has a V-groove to improve performance. Please check the 'Specifications' and 'compatibility' tabs, where applicable, to find technical data and vehicle compatibility information. Please contact us before ordering if you are still unsure.