Adaptors, Nuts, Washers and Clips - Spark plug adaptor - 14mm/18mm
Spark plug adaptor - 14mm/18mm
Allows a 14mm plug to be fitted in to a 18mm plug hole, enabling customers to take advantage of the wider heat range of 14mm plugs. When fitted 1/2" reach spark plugs need to be fitted for electrodes to reach combustion chamber. Overall height approximately 15.5mm.