This unique two piece zinc plated cover set converts the D-16 Champion 18mm spakr plugs to the early air cooled original Harley look! They are easy to install and re-useable. Conversion set is for 18mm spark plugs. *NOTE: Order spark plugs separately.
FITMENT
TECH NOTES
ACCESSORY ITEMS
Tech Notes
For use with #32-7546 Champion 18mm Spark Plugs.